diff --git a/lightning-app/meta.yaml b/lightning-app/meta.yaml
index 902768c..eeb7f05 100644
--- a/lightning-app/meta.yaml
+++ b/lightning-app/meta.yaml
@@ -44,6 +44,7 @@ requirements:
     - traitlets >=5.3.0, <5.9.0
     - psutil {{ psutil }}
     - inquirer >=2.10.0, <=3.1.2
+    - typing-extensions {{ typing_extensions }}
    
 test:
   imports: