diff --git a/src/plugins/qmldesigner/components/formeditor/abstractformeditortool.cpp b/src/plugins/qmldesigner/components/formeditor/abstractformeditortool.cpp
index cf593fa3dd0a4b3781071d791c28d70bc9f40823..27f2d0122f51795c0a523393afe8d7bb7278cf7c 100644
--- a/src/plugins/qmldesigner/components/formeditor/abstractformeditortool.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/abstractformeditortool.cpp
@@ -217,7 +217,7 @@ void AbstractFormEditorTool::mouseReleaseEvent(const QList<QGraphicsItem*> & /*i
     }
 }
 
-void AbstractFormEditorTool::mouseDoubleClickEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event)
+void AbstractFormEditorTool::mouseDoubleClickEvent(const QList<QGraphicsItem*> &, QGraphicsSceneMouseEvent *)
 {
 }