diff --git a/src/input/demux.c b/src/input/demux.c
index 58c1ae0e681968265314a76b4088dce18d6ebf30..f0a7b76912a7ea3eac976193ef3cf34ee4691adb 100644
--- a/src/input/demux.c
+++ b/src/input/demux.c
@@ -175,7 +175,7 @@ static void demux_DestroyAccessDemux(demux_t *demux)
 static void demux_DestroyDemuxFilter(demux_t *demux)
 {
     assert(demux->p_next != NULL);
-    (void) demux;
+    demux_Delete(demux->p_next);
 }
 
 /*****************************************************************************