diff --git a/gstreamer/src/log.rs b/gstreamer/src/log.rs
index 807f34ed4..0aa3f7612 100644
--- a/gstreamer/src/log.rs
+++ b/gstreamer/src/log.rs
@@ -52,6 +52,7 @@ impl DebugMessage {
 
 #[derive(PartialEq, Eq, Clone, Copy)]
 #[doc(alias = "GstDebugCategory")]
+#[repr(transparent)]
 pub struct DebugCategory(Option<ptr::NonNull<ffi::GstDebugCategory>>);
 
 impl DebugCategory {