diff --git a/src/lib/eo/efl_object.eo b/src/lib/eo/efl_object.eo
index 1bf1ea5e58..34460473ef 100644
--- a/src/lib/eo/efl_object.eo
+++ b/src/lib/eo/efl_object.eo
@@ -432,6 +432,9 @@ abstract Efl.Object
         class.constructor;
         class.destructor;
    }
+   constructors {
+        .parent @optional;
+   }
    events {
       del @hot: void; [[Object is being deleted. See @.destructor.]]
       invalidate @hot: void; [[Object is being invalidated and losing its parent. See @.invalidate.]]
diff --git a/src/lib/evas/canvas/efl_canvas_object.eo b/src/lib/evas/canvas/efl_canvas_object.eo
index 21dd3df8ab..64aad581ea 100644
--- a/src/lib/evas/canvas/efl_canvas_object.eo
+++ b/src/lib/evas/canvas/efl_canvas_object.eo
@@ -483,6 +483,9 @@ abstract Efl.Canvas.Object extends Efl.Loop_Consumer implements Efl.Gfx.Entity,
          }
       }
    }
+   constructors {
+        Efl.Object.parent;
+   }
    implements {
       Efl.Object.constructor;
       Efl.Object.finalize;