diff --git a/src/plugins/tasklist/tasklistplugin.h b/src/plugins/tasklist/tasklistplugin.h
index ec6bbd2af8a..8edf85f4a3a 100644
--- a/src/plugins/tasklist/tasklistplugin.h
+++ b/src/plugins/tasklist/tasklistplugin.h
@@ -57,7 +57,7 @@ public slots:
     void loadDataFromSession();
 
 private:
-    Core::IDocumentFactory *m_fileFactory;
+    Core::IDocumentFactory *m_fileFactory = nullptr;
     QList<TaskFile *> m_openFiles;
 };