diff --git a/Gir_Gst.toml b/Gir_Gst.toml
index d31d4d380..fd886b769 100644
--- a/Gir_Gst.toml
+++ b/Gir_Gst.toml
@@ -36,35 +36,23 @@ generate = [
     "Gst.StructureChangeType",
     "Gst.StreamStatusType",
     "Gst.StreamType",
-    "Gst.StreamFlags",
     "Gst.ProgressType",
     "Gst.BusSyncReply",
     "Gst.TagFlag",
     "Gst.TagMergeMode",
-    "Gst.PadProbeType",
     "Gst.PadProbeReturn",
     "Gst.CapsIntersectMode",
-    "Gst.BufferCopyFlags",
     "Gst.PadMode",
     "Gst.SchedulingFlags",
     "Gst.QOSType",
     "Gst.TocSetter",
-    "Gst.ElementFlags",
-    "Gst.PadFlags",
-    "Gst.PipelineFlags",
     "Gst.PluginFlags",
-    "Gst.MemoryFlags",
-    "Gst.PadLinkCheck",
     "Gst.DebugLevel",
     "Gst.DebugColorFlags",
-    "Gst.StackTraceFlags",
     "Gst.DebugGraphDetails",
     "Gst.TaskState",
-    "Gst.PluginDependencyFlags",
-    "Gst.BufferPoolAcquireFlags",
     "Gst.PromiseResult",
     "Gst.ClockEntryType",
-    "Gst.ClockFlags",
 ]
 
 manual = [
@@ -114,7 +102,9 @@ trait_name = "GstBinExt"
 [[object]]
 name = "Gst.BinFlags"
 status = "generate"
-
+    [[object.member]]
+    name = "last"
+    ignore = true
     [[object.member]]
     name = "streams_aware"
     version = "1.10"
@@ -185,6 +175,26 @@ status = "generate"
     [[object.member]]
     name = "non_droppable"
     version = "1.14"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "Gst.BufferCopyFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "Gst.BufferPoolAcquireFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+    [[object.member]]
+    name = "last"
+    ignore = true
 
 [[object]]
 name = "Gst.ChildProxy"
@@ -196,6 +206,13 @@ name = "Gst.ClockTime"
 status = "manual"
 conversion_type = "scalar"
 
+[[object]]
+name = "Gst.ClockFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
 [[object]]
 name = "Gst.Format"
 status = "generate"
@@ -214,6 +231,9 @@ status = "generate"
     [[object.member]]
     name = "instant_rate_change"
     version = "1.18"
+    [[object.member]]
+    name = "none"
+    ignore = true
 
 [[object]]
 name = "Gst.SegmentFlags"
@@ -224,6 +244,23 @@ status = "generate"
     [[object.member]]
     name = "trickmode_forward_predicted"
     version = "1.18"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "Gst.StackTraceFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "Gst.StreamFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
 
 [[object]]
 name = "Gst.TagSetter"
@@ -306,6 +343,23 @@ status = "generate"
     [[object.member]]
     name = "place_in_bin"
     version = "1.10"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "Gst.PipelineFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "Gst.PluginDependencyFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
 
 [[object]]
 name = "Gst.Caps"
@@ -419,6 +473,20 @@ status = "generate"
         [object.function.return]
         nullable = false
 
+[[object]]
+name = "Gst.ElementFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "Gst.MemoryFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
 [[object]]
 name = "Gst.Element"
 status = "generate"
@@ -748,6 +816,30 @@ status = "generate"
     [[object.member]]
     name = "may_be_leaked"
     version = "1.10"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "Gst.PadFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "Gst.PadLinkCheck"
+status = "generate"
+    [[object.member]]
+    name = "nothing"
+    ignore = true
+
+[[object]]
+name = "Gst.PadProbeType"
+status = "generate"
+    [[object.member]]
+    name = "invalid"
+    ignore = true
 
 [[object]]
 name = "Gst.Pad"
diff --git a/Gir_GstAudio.toml b/Gir_GstAudio.toml
index a279a9758..5cec5b2aa 100644
--- a/Gir_GstAudio.toml
+++ b/Gir_GstAudio.toml
@@ -18,10 +18,8 @@ external_libraries = [
 ]
 
 generate = [
-    "GstAudio.AudioFlags",
     "GstAudio.AudioFormatFlags",
     "GstAudio.AudioLayout",
-    "GstAudio.AudioPackFlags",
     "GstAudio.AudioChannelPosition",
     "GstAudio.StreamVolume",
     "GstAudio.StreamVolumeFormat",
@@ -241,3 +239,17 @@ status = "generate"
     [[object.member]]
     name = "flac"
     version = "1.12"
+
+[[object]]
+name = "GstAudio.AudioFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "GstAudio.AudioPackFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
diff --git a/Gir_GstBase.toml b/Gir_GstBase.toml
index fff8b0758..de616abb9 100644
--- a/Gir_GstBase.toml
+++ b/Gir_GstBase.toml
@@ -18,7 +18,6 @@ external_libraries = [
 
 generate = [
     "GstBase.PushSrc",
-    "GstBase.BaseParseFrameFlags",
 ]
 
 manual = [
@@ -308,3 +307,10 @@ manual_traits = ["BaseParseExtManual"]
     [[object.function]]
     name = "push_frame"
     ignore = true
+
+[[object]]
+name = "GstBase.BaseParseFrameFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
diff --git a/Gir_GstGL.toml b/Gir_GstGL.toml
index 09ef9b861..0a5bf061e 100644
--- a/Gir_GstGL.toml
+++ b/Gir_GstGL.toml
@@ -19,10 +19,6 @@ external_libraries = [
 ]
 
 generate = [
-    # BitFlags
-    "GstGL.GLAPI",
-    "GstGL.GLPlatform",
-    "GstGL.GLSLProfile",
     # Enums
     "GstGL.GLFormat",
     "GstGL.GLQueryType",
@@ -429,8 +425,42 @@ final_type = true
 [[object]]
 name = "GstGL.GLDisplayType"
 status = "generate"
-
+    [[object.member]]
+    name = "none"
+    ignore = true
+    [[object.member]]
+    name = "any"
+    ignore = true
     [[object.member]]
     name = "egl_device"
     version = "1.18"
 
+[[object]]
+name = "GstGL.GLAPI"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+    [[object.member]]
+    name = "any"
+    ignore = true
+
+[[object]]
+name = "GstGL.GLPlatform"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+    [[object.member]]
+    name = "any"
+    ignore = true
+
+[[object]]
+name = "GstGL.GLSLProfile"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+    [[object.member]]
+    name = "any"
+    ignore = true
diff --git a/Gir_GstPbutils.toml b/Gir_GstPbutils.toml
index 3c4468385..aa5a20932 100644
--- a/Gir_GstPbutils.toml
+++ b/Gir_GstPbutils.toml
@@ -18,7 +18,6 @@ external_libraries = [
 
 generate = [
     "GstPbutils.DiscovererResult",
-    "GstPbutils.DiscovererSerializeFlags",
 ]
 
 manual = [
@@ -336,3 +335,13 @@ status = "generate"
     [[object.function]]
     name = "plugins_base_version"
     assertion = "skip"
+
+[[object]]
+name = "GstPbutils.DiscovererSerializeFlags"
+status = "generate"
+    [[object.member]]
+    name = "basic"
+    ignore = true
+    [[object.member]]
+    name = "all"
+    ignore = true
diff --git a/Gir_GstRtp.toml b/Gir_GstRtp.toml
index 0272ba08d..46d1b685d 100644
--- a/Gir_GstRtp.toml
+++ b/Gir_GstRtp.toml
@@ -24,8 +24,6 @@ generate = [
   "GstRtp.RTCPXRType",
   "GstRtp.RTPPayload",
   "GstRtp.RTPProfile",
-  "GstRtp.RTPBufferFlags",
-  "GstRtp.RTPBufferMapFlags",
 ]
 
 [[object]]
@@ -50,3 +48,17 @@ status = "generate"
   [[object.function]]
   name = "rtp_source_meta_api_get_type"
   ignore = true
+
+[[object]]
+name = "GstRtp.RTPBufferFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
+
+[[object]]
+name = "GstRtp.RTPBufferMapFlags"
+status = "generate"
+    [[object.member]]
+    name = "last"
+    ignore = true
diff --git a/Gir_GstRtsp.toml b/Gir_GstRtsp.toml
index e9a215893..a4b59ab8e 100644
--- a/Gir_GstRtsp.toml
+++ b/Gir_GstRtsp.toml
@@ -23,16 +23,12 @@ generate = [
     "GstRtsp.RTSPEvent",
     "GstRtsp.RTSPFamily",
     "GstRtsp.RTSPHeaderField",
-    "GstRtsp.RTSPLowerTrans",
-    "GstRtsp.RTSPMethod",
     "GstRtsp.RTSPMsgType",
-    "GstRtsp.RTSPProfile",
     "GstRtsp.RTSPRangeUnit",
     "GstRtsp.RTSPResult",
     "GstRtsp.RTSPState",
     "GstRtsp.RTSPStatusCode",
     "GstRtsp.RTSPTimeType",
-    "GstRtsp.RTSPTransMode"
 ]
 
 manual = [
@@ -68,3 +64,31 @@ ref_mode = "ref"
 name = "Gst.Structure"
 status = "manual"
 ref_mode = "ref-mut"
+
+[[object]]
+name = "GstRtsp.RTSPLowerTrans"
+status = "generate"
+    [[object.member]]
+    name = "unknown"
+    ignore = true
+
+[[object]]
+name = "GstRtsp.RTSPMethod"
+status = "generate"
+    [[object.member]]
+    name = "invalid"
+    ignore = true
+
+[[object]]
+name = "GstRtsp.RTSPProfile"
+status = "generate"
+    [[object.member]]
+    name = "unknown"
+    ignore = true
+
+[[object]]
+name = "GstRtsp.RTSPTransMode"
+status = "generate"
+    [[object.member]]
+    name = "unknown"
+    ignore = true
diff --git a/Gir_GstRtspServer.toml b/Gir_GstRtspServer.toml
index 829159779..55c254ca3 100644
--- a/Gir_GstRtspServer.toml
+++ b/Gir_GstRtspServer.toml
@@ -22,7 +22,6 @@ external_libraries = [
 ]
 
 generate = [
-    "GstRtspServer.RTSPAddressFlags",
     "GstRtspServer.RTSPAddressPoolResult",
     "GstRtspServer.RTSPMediaFactoryURI",
     "GstRtspServer.RTSPMediaStatus",
@@ -361,3 +360,9 @@ status="generate"
         [object.function.return]
         nullable_return_is_error = "Failed to manage media"
 
+[[object]]
+name = "GstRtspServer.RTSPAddressFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
diff --git a/Gir_GstVideo.toml b/Gir_GstVideo.toml
index 5b4a00790..9f534537f 100644
--- a/Gir_GstVideo.toml
+++ b/Gir_GstVideo.toml
@@ -21,19 +21,15 @@ generate = [
     "GstVideo.VideoCodecFrameFlags",
     "GstVideo.VideoFormatFlags",
     "GstVideo.VideoTileMode",
-    "GstVideo.VideoFlags",
-    "GstVideo.VideoChromaSite",
     "GstVideo.VideoColorMatrix",
     "GstVideo.VideoTransferFunction",
     "GstVideo.VideoColorPrimaries",
     "GstVideo.VideoMultiviewMode",
-    "GstVideo.VideoMultiviewFlags",
     "GstVideo.VideoFieldOrder",
     "GstVideo.VideoMultiviewFramePacking",
     "GstVideo.VideoFilter",
     "GstVideo.VideoCaptionType",
     "GstVideo.VideoBufferPool",
-    "GstVideo.VideoPackFlags",
     "GstVideo.VideoAlphaMode",
     "GstVideo.VideoChromaMode",
     "GstVideo.VideoMatrixMode",
@@ -404,6 +400,9 @@ status = "generate"
     [[object.function]]
     name = "get_type"
     version = "1.16"
+    [[object.member]]
+    name = "none"
+    ignore = true
 
 [[object]]
 name = "GstVideo.VideoTimeCodeFlags"
@@ -411,6 +410,9 @@ status = "generate"
     [[object.function]]
     name = "get_type"
     version = "1.18"
+    [[object.member]]
+    name = "none"
+    ignore = true
 
 [[object]]
 name = "GstVideo.VideoFrameFlags"
@@ -434,6 +436,9 @@ status = "generate"
     [[object.member]]
     name = "marker"
     version = "1.18"
+    [[object.member]]
+    name = "last"
+    ignore = true
 
 [[object]]
 name = "GstVideo.VideoInterlaceMode"
@@ -441,3 +446,38 @@ status = "generate"
     [[object.member]]
     name = "alternate"
     version = "1.16"
+
+[[object]]
+name = "GstVideo.VideoChromaSite"
+status = "generate"
+    [[object.member]]
+    name = "unknown"
+    ignore = true
+
+[[object]]
+name = "GstVideo.VideoFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "GstVideo.VideoFrameFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "GstVideo.VideoMultiviewFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
+
+[[object]]
+name = "GstVideo.VideoPackFlags"
+status = "generate"
+    [[object.member]]
+    name = "none"
+    ignore = true
diff --git a/examples/src/bin/glupload.rs b/examples/src/bin/glupload.rs
index 44e58ef30..bca495ab2 100644
--- a/examples/src/bin/glupload.rs
+++ b/examples/src/bin/glupload.rs
@@ -519,7 +519,7 @@ impl App {
         match api {
             glutin::Api::OpenGl => gst_gl::GLAPI::OPENGL3,
             glutin::Api::OpenGlEs => gst_gl::GLAPI::GLES2,
-            _ => gst_gl::GLAPI::NONE,
+            _ => gst_gl::GLAPI::empty(),
         }
     }
 
diff --git a/examples/src/bin/launch.rs b/examples/src/bin/launch.rs
index f7b4ec68a..497367fd2 100644
--- a/examples/src/bin/launch.rs
+++ b/examples/src/bin/launch.rs
@@ -29,7 +29,7 @@ fn example_main() {
     // install the corresponding gstreamer plugins.
     let mut context = gst::ParseContext::new();
     let pipeline =
-        match gst::parse_launch_full(&pipeline_str, Some(&mut context), gst::ParseFlags::NONE) {
+        match gst::parse_launch_full(&pipeline_str, Some(&mut context), gst::ParseFlags::empty()) {
             Ok(pipeline) => pipeline,
             Err(err) => {
                 if let Some(gst::ParseError::NoSuchElement) = err.kind::<gst::ParseError>() {
diff --git a/examples/src/bin/overlay-composition.rs b/examples/src/bin/overlay-composition.rs
index 0d4a3b4e7..2e3d33f65 100644
--- a/examples/src/bin/overlay-composition.rs
+++ b/examples/src/bin/overlay-composition.rs
@@ -165,7 +165,7 @@ fn create_pipeline() -> Result<gst::Pipeline, Error> {
 
             gst_video::VideoMeta::add(
                 buffer.get_mut().unwrap(),
-                gst_video::VideoFrameFlags::NONE,
+                gst_video::VideoFrameFlags::empty(),
                 gst_video::VideoFormat::Bgra,
                 frame_width as u32,
                 frame_height as u32,
diff --git a/examples/src/bin/tagsetter.rs b/examples/src/bin/tagsetter.rs
index 92928260d..9cb2138c2 100644
--- a/examples/src/bin/tagsetter.rs
+++ b/examples/src/bin/tagsetter.rs
@@ -49,7 +49,7 @@ fn example_main() -> Result<(), Error> {
     let pipeline = match gst::parse_launch_full(
         "audiotestsrc wave=white-noise num-buffers=100 ! flacenc ! filesink location=test.flac",
         Some(&mut context),
-        gst::ParseFlags::NONE,
+        gst::ParseFlags::empty(),
     ) {
         Ok(pipeline) => pipeline,
         Err(err) => {
diff --git a/gstreamer-app/src/auto/versions.txt b/gstreamer-app/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-app/src/auto/versions.txt
+++ b/gstreamer-app/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-audio/src/audio_format_info.rs b/gstreamer-audio/src/audio_format_info.rs
index b1fe6a06f..a704c167a 100644
--- a/gstreamer-audio/src/audio_format_info.rs
+++ b/gstreamer-audio/src/audio_format_info.rs
@@ -416,8 +416,8 @@ mod tests {
         let mut unpacked = [0; 16];
         let mut output = [0; 8];
 
-        info.unpack(::AudioPackFlags::NONE, &mut unpacked, &input);
-        info.pack(::AudioPackFlags::NONE, &mut output, &unpacked);
+        info.unpack(::AudioPackFlags::empty(), &mut unpacked, &input);
+        info.pack(::AudioPackFlags::empty(), &mut output, &unpacked);
 
         assert_eq!(input, output);
     }
diff --git a/gstreamer-audio/src/auto/flags.rs b/gstreamer-audio/src/auto/flags.rs
index 6886540ed..97be1f6f0 100644
--- a/gstreamer-audio/src/auto/flags.rs
+++ b/gstreamer-audio/src/auto/flags.rs
@@ -14,7 +14,6 @@ use gst_audio_sys;
 
 bitflags! {
     pub struct AudioFlags: u32 {
-        const NONE = 0;
         const UNPOSITIONED = 1;
     }
 }
@@ -113,7 +112,6 @@ impl SetValue for AudioFormatFlags {
 
 bitflags! {
     pub struct AudioPackFlags: u32 {
-        const NONE = 0;
         const TRUNCATE_RANGE = 1;
     }
 }
diff --git a/gstreamer-audio/src/auto/versions.txt b/gstreamer-audio/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-audio/src/auto/versions.txt
+++ b/gstreamer-audio/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-base/src/auto/flags.rs b/gstreamer-base/src/auto/flags.rs
index 6afbdafc5..f660d01da 100644
--- a/gstreamer-base/src/auto/flags.rs
+++ b/gstreamer-base/src/auto/flags.rs
@@ -7,7 +7,6 @@ use gst_base_sys;
 
 bitflags! {
     pub struct BaseParseFrameFlags: u32 {
-        const NONE = 0;
         const NEW_FRAME = 1;
         const NO_FRAME = 2;
         const CLIP = 4;
diff --git a/gstreamer-base/src/auto/versions.txt b/gstreamer-base/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-base/src/auto/versions.txt
+++ b/gstreamer-base/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-check/src/auto/versions.txt b/gstreamer-check/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-check/src/auto/versions.txt
+++ b/gstreamer-check/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-editing-services/src/auto/versions.txt b/gstreamer-editing-services/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-editing-services/src/auto/versions.txt
+++ b/gstreamer-editing-services/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-gl/src/auto/flags.rs b/gstreamer-gl/src/auto/flags.rs
index 177e4b6fb..f1e0823de 100644
--- a/gstreamer-gl/src/auto/flags.rs
+++ b/gstreamer-gl/src/auto/flags.rs
@@ -14,12 +14,10 @@ use gst_gl_sys;
 
 bitflags! {
     pub struct GLAPI: u32 {
-        const NONE = 0;
         const OPENGL = 1;
         const OPENGL3 = 2;
         const GLES1 = 32768;
         const GLES2 = 65536;
-        const ANY = 4294967295;
     }
 }
 
@@ -66,7 +64,6 @@ impl SetValue for GLAPI {
 
 bitflags! {
     pub struct GLDisplayType: u32 {
-        const NONE = 0;
         const X11 = 1;
         const WAYLAND = 2;
         const COCOA = 4;
@@ -77,7 +74,6 @@ bitflags! {
         const GBM = 128;
         #[cfg(any(feature = "v1_18", feature = "dox"))]
         const EGL_DEVICE = 256;
-        const ANY = 4294967295;
     }
 }
 
@@ -124,13 +120,11 @@ impl SetValue for GLDisplayType {
 
 bitflags! {
     pub struct GLPlatform: u32 {
-        const NONE = 0;
         const EGL = 1;
         const GLX = 2;
         const WGL = 4;
         const CGL = 8;
         const EAGL = 16;
-        const ANY = 4294967295;
     }
 }
 
@@ -177,11 +171,9 @@ impl SetValue for GLPlatform {
 
 bitflags! {
     pub struct GLSLProfile: u32 {
-        const NONE = 0;
         const ES = 1;
         const CORE = 2;
         const COMPATIBILITY = 4;
-        const ANY = 4294967295;
     }
 }
 
diff --git a/gstreamer-gl/src/auto/versions.txt b/gstreamer-gl/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-gl/src/auto/versions.txt
+++ b/gstreamer-gl/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-net/src/auto/versions.txt b/gstreamer-net/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-net/src/auto/versions.txt
+++ b/gstreamer-net/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-pbutils/src/auto/flags.rs b/gstreamer-pbutils/src/auto/flags.rs
index a64a9a69c..454b3cda9 100644
--- a/gstreamer-pbutils/src/auto/flags.rs
+++ b/gstreamer-pbutils/src/auto/flags.rs
@@ -14,11 +14,9 @@ use gst_pbutils_sys;
 
 bitflags! {
     pub struct DiscovererSerializeFlags: u32 {
-        const BASIC = 0;
         const CAPS = 1;
         const TAGS = 2;
         const MISC = 4;
-        const ALL = 7;
     }
 }
 
diff --git a/gstreamer-pbutils/src/auto/versions.txt b/gstreamer-pbutils/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-pbutils/src/auto/versions.txt
+++ b/gstreamer-pbutils/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-player/src/auto/versions.txt b/gstreamer-player/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-player/src/auto/versions.txt
+++ b/gstreamer-player/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-rtp/src/auto/flags.rs b/gstreamer-rtp/src/auto/flags.rs
index 55f4f3b7a..534be7380 100644
--- a/gstreamer-rtp/src/auto/flags.rs
+++ b/gstreamer-rtp/src/auto/flags.rs
@@ -17,7 +17,6 @@ bitflags! {
     pub struct RTPBufferFlags: u32 {
         const RETRANSMISSION = 1048576;
         const REDUNDANT = 2097152;
-        const LAST = 268435456;
     }
 }
 
@@ -71,7 +70,6 @@ impl SetValue for RTPBufferFlags {
 bitflags! {
     pub struct RTPBufferMapFlags: u32 {
         const SKIP_PADDING = 65536;
-        const LAST = 16777216;
     }
 }
 
diff --git a/gstreamer-rtp/src/auto/versions.txt b/gstreamer-rtp/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-rtp/src/auto/versions.txt
+++ b/gstreamer-rtp/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-rtsp-server/src/auto/flags.rs b/gstreamer-rtsp-server/src/auto/flags.rs
index dac77718d..1e841ebb8 100644
--- a/gstreamer-rtsp-server/src/auto/flags.rs
+++ b/gstreamer-rtsp-server/src/auto/flags.rs
@@ -14,7 +14,6 @@ use gst_rtsp_server_sys;
 
 bitflags! {
     pub struct RTSPAddressFlags: u32 {
-        const NONE = 0;
         const IPV4 = 1;
         const IPV6 = 2;
         const EVEN_PORT = 4;
diff --git a/gstreamer-rtsp-server/src/auto/versions.txt b/gstreamer-rtsp-server/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-rtsp-server/src/auto/versions.txt
+++ b/gstreamer-rtsp-server/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-rtsp/src/auto/flags.rs b/gstreamer-rtsp/src/auto/flags.rs
index 4c0c0c43f..a7b82ee43 100644
--- a/gstreamer-rtsp/src/auto/flags.rs
+++ b/gstreamer-rtsp/src/auto/flags.rs
@@ -62,7 +62,6 @@ impl SetValue for RTSPEvent {
 
 bitflags! {
     pub struct RTSPLowerTrans: u32 {
-        const UNKNOWN = 0;
         const UDP = 1;
         const UDP_MCAST = 2;
         const TCP = 4;
@@ -114,7 +113,6 @@ impl SetValue for RTSPLowerTrans {
 
 bitflags! {
     pub struct RTSPMethod: u32 {
-        const INVALID = 0;
         const DESCRIBE = 1;
         const ANNOUNCE = 2;
         const GET_PARAMETER = 4;
@@ -174,7 +172,6 @@ impl SetValue for RTSPMethod {
 
 bitflags! {
     pub struct RTSPProfile: u32 {
-        const UNKNOWN = 0;
         const AVP = 1;
         const SAVP = 2;
         const AVPF = 4;
@@ -225,7 +222,6 @@ impl SetValue for RTSPProfile {
 
 bitflags! {
     pub struct RTSPTransMode: u32 {
-        const UNKNOWN = 0;
         const RTP = 1;
         const RDT = 2;
     }
diff --git a/gstreamer-rtsp/src/auto/versions.txt b/gstreamer-rtsp/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-rtsp/src/auto/versions.txt
+++ b/gstreamer-rtsp/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-sdp/src/auto/versions.txt b/gstreamer-sdp/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-sdp/src/auto/versions.txt
+++ b/gstreamer-sdp/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-video/src/auto/flags.rs b/gstreamer-video/src/auto/flags.rs
index e5b1061fe..35fc754f6 100644
--- a/gstreamer-video/src/auto/flags.rs
+++ b/gstreamer-video/src/auto/flags.rs
@@ -26,7 +26,6 @@ bitflags! {
         const BOTTOM_FIELD = 8388608;
         #[cfg(any(feature = "v1_18", feature = "dox"))]
         const MARKER = 512;
-        const LAST = 268435456;
     }
 }
 
@@ -73,7 +72,6 @@ impl SetValue for VideoBufferFlags {
 
 bitflags! {
     pub struct VideoChromaSite: u32 {
-        const UNKNOWN = 0;
         const NONE = 1;
         const H_COSITED = 2;
         const V_COSITED = 4;
@@ -154,7 +152,6 @@ impl FromGlib<gst_video_sys::GstVideoCodecFrameFlags> for VideoCodecFrameFlags {
 
 bitflags! {
     pub struct VideoFlags: u32 {
-        const NONE = 0;
         const VARIABLE_FPS = 1;
         const PREMULTIPLIED_ALPHA = 2;
     }
@@ -258,16 +255,13 @@ impl SetValue for VideoFormatFlags {
 
 bitflags! {
     pub struct VideoFrameFlags: u32 {
-        const NONE = 0;
         const INTERLACED = 1;
         const TFF = 2;
         const RFF = 4;
         const ONEFIELD = 8;
         const MULTIPLE_VIEW = 16;
         const FIRST_IN_BUNDLE = 32;
-        #[cfg(any(feature = "v1_16", feature = "dox"))]
         const TOP_FIELD = 10;
-        #[cfg(any(feature = "v1_16", feature = "dox"))]
         const BOTTOM_FIELD = 8;
     }
 }
@@ -315,7 +309,6 @@ impl SetValue for VideoFrameFlags {
 
 bitflags! {
     pub struct VideoMultiviewFlags: u32 {
-        const NONE = 0;
         const RIGHT_VIEW_FIRST = 1;
         const LEFT_FLIPPED = 2;
         const LEFT_FLOPPED = 4;
@@ -369,7 +362,6 @@ impl SetValue for VideoMultiviewFlags {
 
 bitflags! {
     pub struct VideoOverlayFormatFlags: u32 {
-        const NONE = 0;
         const PREMULTIPLIED_ALPHA = 1;
         const GLOBAL_ALPHA = 2;
     }
@@ -422,7 +414,6 @@ impl SetValue for VideoOverlayFormatFlags {
 
 bitflags! {
     pub struct VideoPackFlags: u32 {
-        const NONE = 0;
         const TRUNCATE_RANGE = 1;
         const INTERLACED = 2;
     }
@@ -472,7 +463,6 @@ impl SetValue for VideoPackFlags {
 #[cfg(any(feature = "v1_10", feature = "dox"))]
 bitflags! {
     pub struct VideoTimeCodeFlags: u32 {
-        const NONE = 0;
         const DROP_FRAME = 1;
         const INTERLACED = 2;
     }
diff --git a/gstreamer-video/src/auto/versions.txt b/gstreamer-video/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-video/src/auto/versions.txt
+++ b/gstreamer-video/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer-video/src/video_meta.rs b/gstreamer-video/src/video_meta.rs
index 72e374e94..b728a2d43 100644
--- a/gstreamer-video/src/video_meta.rs
+++ b/gstreamer-video/src/video_meta.rs
@@ -690,14 +690,14 @@ mod tests {
         {
             let meta = VideoMeta::add(
                 buffer.get_mut().unwrap(),
-                ::VideoFrameFlags::NONE,
+                ::VideoFrameFlags::empty(),
                 ::VideoFormat::Argb,
                 320,
                 240,
             )
             .unwrap();
             assert_eq!(meta.get_id(), 0);
-            assert_eq!(meta.get_flags(), ::VideoFrameFlags::NONE);
+            assert_eq!(meta.get_flags(), ::VideoFrameFlags::empty());
             assert_eq!(meta.get_format(), ::VideoFormat::Argb);
             assert_eq!(meta.get_width(), 320);
             assert_eq!(meta.get_height(), 240);
@@ -709,7 +709,7 @@ mod tests {
         {
             let meta = buffer.get_meta::<VideoMeta>().unwrap();
             assert_eq!(meta.get_id(), 0);
-            assert_eq!(meta.get_flags(), ::VideoFrameFlags::NONE);
+            assert_eq!(meta.get_flags(), ::VideoFrameFlags::empty());
             assert_eq!(meta.get_format(), ::VideoFormat::Argb);
             assert_eq!(meta.get_width(), 320);
             assert_eq!(meta.get_height(), 240);
@@ -727,7 +727,7 @@ mod tests {
         {
             let meta = VideoMeta::add_full(
                 buffer.get_mut().unwrap(),
-                ::VideoFrameFlags::NONE,
+                ::VideoFrameFlags::empty(),
                 ::VideoFormat::Argb,
                 320,
                 240,
@@ -736,7 +736,7 @@ mod tests {
             )
             .unwrap();
             assert_eq!(meta.get_id(), 0);
-            assert_eq!(meta.get_flags(), ::VideoFrameFlags::NONE);
+            assert_eq!(meta.get_flags(), ::VideoFrameFlags::empty());
             assert_eq!(meta.get_format(), ::VideoFormat::Argb);
             assert_eq!(meta.get_width(), 320);
             assert_eq!(meta.get_height(), 240);
@@ -748,7 +748,7 @@ mod tests {
         {
             let meta = buffer.get_meta::<VideoMeta>().unwrap();
             assert_eq!(meta.get_id(), 0);
-            assert_eq!(meta.get_flags(), ::VideoFrameFlags::NONE);
+            assert_eq!(meta.get_flags(), ::VideoFrameFlags::empty());
             assert_eq!(meta.get_format(), ::VideoFormat::Argb);
             assert_eq!(meta.get_width(), 320);
             assert_eq!(meta.get_height(), 240);
diff --git a/gstreamer-webrtc/src/auto/versions.txt b/gstreamer-webrtc/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer-webrtc/src/auto/versions.txt
+++ b/gstreamer-webrtc/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)
diff --git a/gstreamer/src/auto/flags.rs b/gstreamer/src/auto/flags.rs
index 1aed58692..ff2f72d6a 100644
--- a/gstreamer/src/auto/flags.rs
+++ b/gstreamer/src/auto/flags.rs
@@ -17,7 +17,6 @@ bitflags! {
         const NO_RESYNC = 16384;
         #[cfg(any(feature = "v1_10", feature = "dox"))]
         const STREAMS_AWARE = 32768;
-        const LAST = 524288;
     }
 }
 
@@ -64,7 +63,6 @@ impl SetValue for BinFlags {
 
 bitflags! {
     pub struct BufferCopyFlags: u32 {
-        const NONE = 0;
         const FLAGS = 1;
         const TIMESTAMPS = 2;
         const META = 4;
@@ -132,7 +130,6 @@ bitflags! {
         const SYNC_AFTER = 32768;
         #[cfg(any(feature = "v1_14", feature = "dox"))]
         const NON_DROPPABLE = 65536;
-        const LAST = 1048576;
     }
 }
 
@@ -179,11 +176,9 @@ impl SetValue for BufferFlags {
 
 bitflags! {
     pub struct BufferPoolAcquireFlags: u32 {
-        const NONE = 0;
         const KEY_UNIT = 1;
         const DONTWAIT = 2;
         const DISCONT = 4;
-        const LAST = 65536;
     }
 }
 
@@ -237,7 +232,6 @@ bitflags! {
         const CAN_SET_RESOLUTION = 256;
         const CAN_SET_MASTER = 512;
         const NEEDS_STARTUP_SYNC = 1024;
-        const LAST = 4096;
     }
 }
 
@@ -407,7 +401,6 @@ bitflags! {
         const PROVIDE_CLOCK = 128;
         const REQUIRE_CLOCK = 256;
         const INDEXABLE = 512;
-        const LAST = 16384;
     }
 }
 
@@ -460,7 +453,6 @@ bitflags! {
         const ZERO_PADDED = 64;
         const PHYSICALLY_CONTIGUOUS = 128;
         const NOT_MAPPABLE = 256;
-        const LAST = 1048576;
     }
 }
 
@@ -509,7 +501,6 @@ bitflags! {
     pub struct ObjectFlags: u32 {
         #[cfg(any(feature = "v1_10", feature = "dox"))]
         const MAY_BE_LEAKED = 1;
-        const LAST = 16;
     }
 }
 
@@ -569,7 +560,6 @@ bitflags! {
         const PROXY_SCHEDULING = 16384;
         const ACCEPT_INTERSECT = 32768;
         const ACCEPT_TEMPLATE = 65536;
-        const LAST = 1048576;
     }
 }
 
@@ -616,7 +606,6 @@ impl SetValue for PadFlags {
 
 bitflags! {
     pub struct PadLinkCheck: u32 {
-        const NOTHING = 0;
         const HIERARCHY = 1;
         const TEMPLATE_CAPS = 2;
         const CAPS = 4;
@@ -668,7 +657,6 @@ impl SetValue for PadLinkCheck {
 
 bitflags! {
     pub struct PadProbeType: u32 {
-        const INVALID = 0;
         const IDLE = 1;
         const BLOCK = 2;
         const BUFFER = 16;
@@ -736,7 +724,6 @@ impl SetValue for PadProbeType {
 
 bitflags! {
     pub struct ParseFlags: u32 {
-        const NONE = 0;
         const FATAL_ERRORS = 1;
         const NO_SINGLE_ELEMENT_BINS = 2;
         #[cfg(any(feature = "v1_10", feature = "dox"))]
@@ -788,7 +775,6 @@ impl SetValue for ParseFlags {
 bitflags! {
     pub struct PipelineFlags: u32 {
         const FIXED_CLOCK = 524288;
-        const LAST = 8388608;
     }
 }
 
@@ -835,7 +821,6 @@ impl SetValue for PipelineFlags {
 
 bitflags! {
     pub struct PluginDependencyFlags: u32 {
-        const NONE = 0;
         const RECURSE = 1;
         const PATHS_ARE_DEFAULT_ONLY = 2;
         const FILE_NAME_IS_SUFFIX = 4;
@@ -984,7 +969,6 @@ impl SetValue for SchedulingFlags {
 
 bitflags! {
     pub struct SeekFlags: u32 {
-        const NONE = 0;
         const FLUSH = 1;
         const ACCURATE = 2;
         const KEY_UNIT = 4;
@@ -1047,7 +1031,6 @@ impl SetValue for SeekFlags {
 bitflags! {
     #[cfg_attr(feature = "ser_de", derive(Serialize, Deserialize))]
     pub struct SegmentFlags: u32 {
-        const NONE = 0;
         const RESET = 1;
         const TRICKMODE = 16;
         const SKIP = 16;
@@ -1103,7 +1086,6 @@ impl SetValue for SegmentFlags {
 #[cfg(any(feature = "v1_12", feature = "dox"))]
 bitflags! {
     pub struct StackTraceFlags: u32 {
-        const NONE = 0;
         const FULL = 1;
     }
 }
@@ -1157,7 +1139,6 @@ impl SetValue for StackTraceFlags {
 
 bitflags! {
     pub struct StreamFlags: u32 {
-        const NONE = 0;
         const SPARSE = 1;
         const SELECT = 2;
         const UNSELECT = 4;
diff --git a/gstreamer/src/auto/versions.txt b/gstreamer/src/auto/versions.txt
index 6db3a1ff2..eaa6a3f46 100644
--- a/gstreamer/src/auto/versions.txt
+++ b/gstreamer/src/auto/versions.txt
@@ -1,2 +1,2 @@
 Generated by gir (https://github.com/gtk-rs/gir @ 5a5b8f5)
-from gir-files (https://github.com/gtk-rs/gir-files @ 947ac8db)
+from gir-files (https://github.com/gtk-rs/gir-files @ 4ac5b6f0)