diff --git a/src/lib/elementary/elm_widget.eo b/src/lib/elementary/elm_widget.eo
index 779df35d2b..5b49fb951f 100644
--- a/src/lib/elementary/elm_widget.eo
+++ b/src/lib/elementary/elm_widget.eo
@@ -239,9 +239,7 @@ abstract Elm.Widget (Efl.Canvas.Group, Elm.Interface.Atspi_Accessible,
       }
       @property widget_parent @protected {
          [[The internal widget parent]]
-         set {
-            legacy: elm_widget_parent_set; /* Needed because we don't do duplication removal for legacy names. */
-         }
+         set {}
          get {
             legacy: elm_widget_parent_get; /* Needed because we don't do duplication removal for legacy names. */
          }
diff --git a/src/lib/elementary/elm_widget.h b/src/lib/elementary/elm_widget.h
index e88cd415ab..f590b4739c 100644
--- a/src/lib/elementary/elm_widget.h
+++ b/src/lib/elementary/elm_widget.h
@@ -635,7 +635,6 @@ struct _Elm_Widget_Item_Data
 #define ELM_NEW(t) calloc(1, sizeof(t))
 
 EAPI Evas_Object     *elm_widget_add(Evas_Smart *, Evas_Object *);
-EAPI void             elm_widget_parent_set(Evas_Object *, Evas_Object *);
 EAPI Eina_Bool        elm_widget_api_check(int ver);
 EAPI Eina_Bool        elm_widget_access(Evas_Object *obj, Eina_Bool is_access);
 EAPI Efl_Ui_Theme_Apply  elm_widget_theme(Evas_Object *obj);