diff --git a/Cargo.lock b/Cargo.lock
index 70b9ae276..327310c92 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -306,7 +306,6 @@ dependencies = [
  "gstreamer 0.8.0",
  "gstreamer-audio-sys 0.3.0 (git+https://github.com/sdroege/gstreamer-sys)",
  "gstreamer-sys 0.3.0 (git+https://github.com/sdroege/gstreamer-sys)",
- "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustdoc-stripper 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -348,7 +347,6 @@ dependencies = [
  "gobject-sys 0.4.0 (git+https://github.com/gtk-rs/sys)",
  "gstreamer 0.8.0",
  "gstreamer-player-sys 0.3.0 (git+https://github.com/sdroege/gstreamer-sys)",
- "gstreamer-sys 0.3.0 (git+https://github.com/sdroege/gstreamer-sys)",
  "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustdoc-stripper 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
diff --git a/examples/src/bin/appsink.rs b/examples/src/bin/appsink.rs
index 671b4f853..eb9bf40f8 100644
--- a/examples/src/bin/appsink.rs
+++ b/examples/src/bin/appsink.rs
@@ -3,8 +3,6 @@ use gst::prelude::*;
 extern crate gstreamer_app as gst_app;
 extern crate gstreamer_audio as gst_audio;
 
-extern crate glib;
-
 extern crate byte_slice_cast;
 use byte_slice_cast::*;
 
diff --git a/examples/src/bin/appsrc.rs b/examples/src/bin/appsrc.rs
index 34b6a9ee5..bb9ee84a1 100644
--- a/examples/src/bin/appsrc.rs
+++ b/examples/src/bin/appsrc.rs
@@ -3,8 +3,6 @@ use gst::prelude::*;
 extern crate gstreamer_app as gst_app;
 extern crate gstreamer_video as gst_video;
 
-extern crate glib;
-
 use std::u64;
 use std::thread;
 
diff --git a/examples/src/bin/player.rs b/examples/src/bin/player.rs
index c6e8ac7ad..cf5a0afe9 100644
--- a/examples/src/bin/player.rs
+++ b/examples/src/bin/player.rs
@@ -5,8 +5,6 @@ use gst::prelude::*;
 #[cfg(feature = "gst-player")]
 extern crate gstreamer_player as gst_player;
 
-extern crate glib;
-
 use std::env;
 
 pub mod utils;
diff --git a/examples/src/bin/tokio.rs b/examples/src/bin/tokio.rs
index 77293970b..82f7b9158 100644
--- a/examples/src/bin/tokio.rs
+++ b/examples/src/bin/tokio.rs
@@ -1,3 +1,4 @@
+#[cfg(feature = "tokio")]
 extern crate gstreamer as gst;
 #[cfg(feature = "tokio")]
 use gst::prelude::*;
diff --git a/gstreamer-audio/Cargo.toml b/gstreamer-audio/Cargo.toml
index ea255b733..135551f0f 100644
--- a/gstreamer-audio/Cargo.toml
+++ b/gstreamer-audio/Cargo.toml
@@ -14,7 +14,6 @@ build = "build.rs"
 
 [dependencies]
 bitflags = "0.9"
-libc = "0.2"
 glib-sys = { git = "https://github.com/gtk-rs/sys" }
 gobject-sys = { git = "https://github.com/gtk-rs/sys" }
 gstreamer-sys = { git = "https://github.com/sdroege/gstreamer-sys", features = ["v1_8"] }
diff --git a/gstreamer-audio/src/lib.rs b/gstreamer-audio/src/lib.rs
index ac5f6de5a..8a364f9ac 100644
--- a/gstreamer-audio/src/lib.rs
+++ b/gstreamer-audio/src/lib.rs
@@ -8,7 +8,6 @@
 
 #[macro_use]
 extern crate bitflags;
-extern crate libc;
 extern crate array_init;
 
 extern crate glib_sys as glib_ffi;
diff --git a/gstreamer-player/Cargo.toml b/gstreamer-player/Cargo.toml
index 971ad0c75..0e4a18eac 100644
--- a/gstreamer-player/Cargo.toml
+++ b/gstreamer-player/Cargo.toml
@@ -17,7 +17,6 @@ bitflags = "0.9"
 libc = "0.2"
 glib-sys = { git = "https://github.com/gtk-rs/sys" }
 gobject-sys = { git = "https://github.com/gtk-rs/sys" }
-gstreamer-sys = { git = "https://github.com/sdroege/gstreamer-sys", features = ["v1_12"] }
 gstreamer-player-sys = { git = "https://github.com/sdroege/gstreamer-sys", features = ["v1_12"] }
 glib = { git = "https://github.com/gtk-rs/glib" }
 gstreamer = { path = "../gstreamer", features = ["v1_12"] }
diff --git a/gstreamer-player/src/lib.rs b/gstreamer-player/src/lib.rs
index b768b5290..bc79a412a 100644
--- a/gstreamer-player/src/lib.rs
+++ b/gstreamer-player/src/lib.rs
@@ -10,7 +10,6 @@ extern crate libc;
 
 extern crate glib_sys as glib_ffi;
 extern crate gobject_sys as gobject_ffi;
-extern crate gstreamer_sys as gst_ffi;
 extern crate gstreamer_player_sys as ffi;
 extern crate gstreamer as gst;