diff --git a/Source/Core/DolphinQt2/Config/GeckoCodeWidget.h b/Source/Core/DolphinQt2/Config/GeckoCodeWidget.h
index 4c13d10ba5..1f84907641 100644
--- a/Source/Core/DolphinQt2/Config/GeckoCodeWidget.h
+++ b/Source/Core/DolphinQt2/Config/GeckoCodeWidget.h
@@ -36,7 +36,6 @@ signals:
 private:
   void OnSelectionChanged();
   void OnItemChanged(QListWidgetItem* item);
-  void OnDelete();
 
   void CreateWidgets();
   void ConnectWidgets();