diff --git a/mux/fmp4/Cargo.toml b/mux/fmp4/Cargo.toml
index e27a9114..39c17742 100644
--- a/mux/fmp4/Cargo.toml
+++ b/mux/fmp4/Cargo.toml
@@ -26,7 +26,7 @@ path = "src/lib.rs"
 gst-app = { workspace = true, features = ["v1_18"] }
 gst-check = { workspace = true, features = ["v1_18"] }
 m3u8-rs = "5.0"
-chrono = "0.4"
+chrono = "0.4.35"
 dash-mpd = { version = "0.15", default-features = false }
 quick-xml = { version = "0.31", features = ["serialize"] }
 serde = "1"
diff --git a/mux/fmp4/examples/hls_live.rs b/mux/fmp4/examples/hls_live.rs
index 4f58a6a8..27261608 100644
--- a/mux/fmp4/examples/hls_live.rs
+++ b/mux/fmp4/examples/hls_live.rs
@@ -153,7 +153,7 @@ fn trim_segments(state: &mut StreamState) {
             // safe side
             removal_time: segment
                 .date_time
-                .checked_add_signed(Duration::seconds(20))
+                .checked_add_signed(Duration::try_seconds(20).unwrap())
                 .unwrap(),
             path: segment.path.clone(),
         });