diff --git a/gtk2_ardour/video_image_frame.cc b/gtk2_ardour/video_image_frame.cc
index aeafe85997..b7f7152179 100644
--- a/gtk2_ardour/video_image_frame.cc
+++ b/gtk2_ardour/video_image_frame.cc
@@ -88,7 +88,7 @@ VideoImageFrame::reposition ()
 
 void
 VideoImageFrame::exposeimg () {
-	//ImgChanged(); /* EMIT SIGNAL */
+	ImgChanged(); /* EMIT SIGNAL */
 }
 
 void