diff --git a/ges/ges-track-object.c b/ges/ges-track-object.c
index dd7c703e54..d7bf4c724c 100644
--- a/ges/ges-track-object.c
+++ b/ges/ges-track-object.c
@@ -1378,6 +1378,7 @@ default_list_children_properties (GESTrackObject * object, guint * n_properties)
 
 prop_hash_not_set:
   {
+    *n_properties = 0;
     GST_ERROR ("The child properties haven't been set on %p", object);
     return NULL;
   }