diff --git a/gstreamer-audio/src/audio_info.rs b/gstreamer-audio/src/audio_info.rs
index d7824abd4..3039efca9 100644
--- a/gstreamer-audio/src/audio_info.rs
+++ b/gstreamer-audio/src/audio_info.rs
@@ -303,6 +303,7 @@ impl PartialEq for AudioInfo {
 impl Eq for AudioInfo {}
 
 unsafe impl Send for AudioInfo {}
+unsafe impl Sync for AudioInfo {}
 
 impl glib::types::StaticType for AudioInfo {
     fn static_type() -> glib::types::Type {
diff --git a/gstreamer-video/src/video_info.rs b/gstreamer-video/src/video_info.rs
index fa7516dc3..8337b3954 100644
--- a/gstreamer-video/src/video_info.rs
+++ b/gstreamer-video/src/video_info.rs
@@ -658,6 +658,7 @@ impl PartialEq for VideoInfo {
 impl Eq for VideoInfo {}
 
 unsafe impl Send for VideoInfo {}
+unsafe impl Sync for VideoInfo {}
 
 impl glib::types::StaticType for VideoInfo {
     fn static_type() -> glib::types::Type {