diff --git a/src/renderer/src/hooks/useAssistant.ts b/src/renderer/src/hooks/useAssistant.ts
index 02a327c345..bc4147d52a 100644
--- a/src/renderer/src/hooks/useAssistant.ts
+++ b/src/renderer/src/hooks/useAssistant.ts
@@ -88,7 +88,7 @@ export function useAssistant(id: string) {
   const settingsRef = useRef(assistant?.settings)
 
   useEffect(() => {
-    settingsRef.current = assistant.settings
+    settingsRef.current = assistant?.settings
   }, [assistant?.settings])
 
   const updateAssistantSettings = useCallback(