diff --git a/src/plugins/qmldesigner/components/stateseditor/stateseditormodel.cpp b/src/plugins/qmldesigner/components/stateseditor/stateseditormodel.cpp
index 5f2ccabbb50..bafca7fa58f 100644
--- a/src/plugins/qmldesigner/components/stateseditor/stateseditormodel.cpp
+++ b/src/plugins/qmldesigner/components/stateseditor/stateseditormodel.cpp
@@ -184,10 +184,10 @@ void StatesEditorModel::renameState(int internalNodeId, const QString &newName)
 
     if (newName.isEmpty() ||! m_statesEditorView->validStateName(newName)) {
         QTimer::singleShot(0, [newName]{
-            auto w = Core::AsynchronousMessageBox::warning(tr("Invalid state name"),
-                                                           newName.isEmpty() ?
-                                                               tr("The empty string as a name is reserved for the base state.") :
-                                                               tr("Name already used in another state"));
+            Core::AsynchronousMessageBox::warning(tr("Invalid state name"),
+                                                  newName.isEmpty() ?
+                                                      tr("The empty string as a name is reserved for the base state.") :
+                                                      tr("Name already used in another state"));
         });
         reset();
     } else {