diff --git a/gui/ollie9pclient.h b/gui/ollie9pclient.h
index 51f8eb6..29d9132 100644
--- a/gui/ollie9pclient.h
+++ b/gui/ollie9pclient.h
@@ -106,6 +106,7 @@ private:
     QStringList m_availableAgents;
     bool m_rootModelsLoaded = false;
     QVariantMap m_rootModels;
+    QString m_currentBackend;
 
     QProcess *m_chatProc = nullptr;
     QProcess *m_stateProc = nullptr;