diff --git a/gst/playback/gststreamsynchronizer.c b/gst/playback/gststreamsynchronizer.c
index d28d540f69..bd09a23c7e 100644
--- a/gst/playback/gststreamsynchronizer.c
+++ b/gst/playback/gststreamsynchronizer.c
@@ -458,6 +458,7 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
         }
       }
       gst_object_unref (srcpad);
+      gst_event_unref (event);
       goto done;
       break;
     }