diff --git a/channels/rdpsnd/client/rdpsnd_main.c b/channels/rdpsnd/client/rdpsnd_main.c
index 1064382d1..b3d8299d0 100644
--- a/channels/rdpsnd/client/rdpsnd_main.c
+++ b/channels/rdpsnd/client/rdpsnd_main.c
@@ -1304,7 +1304,12 @@ static UINT rdpsnd_virtual_channel_event_disconnected(rdpsndPlugin* rdpsnd)
 
 static void _queue_free(void* obj)
 {
-	wStream* s = obj;
+	wMessage* msg = obj;
+	if (!msg)
+		return;
+	if (msg->id != 0)
+		return;
+	wStream* s = msg->wParam;
 	Stream_Release(s);
 }