diff --git a/private/containment_p.h b/private/containment_p.h
index 68865365e..caea7b361 100644
--- a/private/containment_p.h
+++ b/private/containment_p.h
@@ -60,7 +60,7 @@ public:
 
     ToolBox *createToolBox();
     void positionToolBox();
-    void updateToolboxVisibility();
+    void updateToolBoxVisibility();
     void triggerShowAddWidgets();
     void requestConfiguration();