diff --git a/src/Mod/BIM/ArchStairs.py b/src/Mod/BIM/ArchStairs.py
index 60cd9e3574..fbcfb9cd0f 100644
--- a/src/Mod/BIM/ArchStairs.py
+++ b/src/Mod/BIM/ArchStairs.py
@@ -597,6 +597,7 @@ class _Stairs(ArchComponent.Component):
 
     def onChanged(self,obj,prop):
 
+        self.hideSubobjects(obj,prop)
         ArchComponent.Component.onChanged(self,obj,prop)
 
         if (prop == "ArchSketchPropertySet"