diff --git a/gst/rtsp/gstrtspsrc.c b/gst/rtsp/gstrtspsrc.c
index 1897cabf48..d363f2b079 100644
--- a/gst/rtsp/gstrtspsrc.c
+++ b/gst/rtsp/gstrtspsrc.c
@@ -2643,7 +2643,8 @@ set_manager_buffer_mode (GstRTSPSrc * src)
 {
   GObjectClass *klass;
 
-  g_return_if_fail (G_IS_OBJECT (src->manager));
+  if (src->manager == NULL)
+    return;
 
   klass = G_OBJECT_GET_CLASS (G_OBJECT (src->manager));