diff --git a/src/plugins/diffeditor/diffeditorplugin.h b/src/plugins/diffeditor/diffeditorplugin.h
index a04f4609e3e..5b19046bdd1 100644
--- a/src/plugins/diffeditor/diffeditorplugin.h
+++ b/src/plugins/diffeditor/diffeditorplugin.h
@@ -70,8 +70,8 @@ private slots:
     void testReadPatch();
 #endif // WITH_TESTS
 private:
-    QAction *m_diffCurrentFileAction;
-    QAction *m_diffOpenFilesAction;
+    QAction *m_diffCurrentFileAction = nullptr;
+    QAction *m_diffOpenFilesAction = nullptr;
 };
 
 } // namespace Internal