diff --git a/clutter/clutter/clutter-enums.h b/clutter/clutter/clutter-enums.h
index b7ced940c..afafe8471 100644
--- a/clutter/clutter/clutter-enums.h
+++ b/clutter/clutter/clutter-enums.h
@@ -506,6 +506,7 @@ typedef enum /*< flags prefix=CLUTTER_EVENT >*/
   CLUTTER_EVENT_FLAG_RELATIVE_MOTION = 1 << 3,
   CLUTTER_EVENT_FLAG_GRAB_NOTIFY  = 1 << 4,
   CLUTTER_EVENT_FLAG_POINTER_EMULATED = 1 << 5,
+  CLUTTER_EVENT_FLAG_A11Y_MODIFIER_FIRST_CLICK = 1 << 6,
 } ClutterEventFlags;
 
 /**