diff --git a/tutorial/src/sinesrc/mod.rs b/tutorial/src/sinesrc/mod.rs
index bb95ff41..7257cf8a 100644
--- a/tutorial/src/sinesrc/mod.rs
+++ b/tutorial/src/sinesrc/mod.rs
@@ -15,7 +15,7 @@ mod imp;
 
 // The public Rust wrapper type for our element
 glib::wrapper! {
-    pub struct SineSrc(ObjectSubclass<imp::SineSrc>) @extends gst_base::BaseSrc, gst::Element, gst::Object;
+    pub struct SineSrc(ObjectSubclass<imp::SineSrc>) @extends gst_base::PushSrc, gst_base::BaseSrc, gst::Element, gst::Object;
 }
 
 // Registers the type for our element, and then registers in GStreamer under