diff --git a/src/gtk/tbargtk.cpp b/src/gtk/tbargtk.cpp
index 9281814634..39e24837a3 100644
--- a/src/gtk/tbargtk.cpp
+++ b/src/gtk/tbargtk.cpp
@@ -686,7 +686,7 @@ void wxToolBar::OnInternalIdle()
         }
     }
 
-    if (wxUpdateUIEvent::CanUpdate(this))
+    if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen())
         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }