diff --git a/workspace.h b/workspace.h
index c02773ba13..bd12845f24 100644
--- a/workspace.h
+++ b/workspace.h
@@ -522,7 +522,6 @@ public:
     void updateFocusMousePosition(const QPoint& pos);
     QPoint focusMousePosition() const;
 
-    void toggleTopDockShadows(bool on);
     Client* getMovingClient() {
         return movingClient;
     }