diff --git a/src/karkas_lite/karkas_lite/__main__.py b/src/karkas_lite/karkas_lite/__main__.py
index 4bdbd19..5457c83 100644
--- a/src/karkas_lite/karkas_lite/__main__.py
+++ b/src/karkas_lite/karkas_lite/__main__.py
@@ -20,8 +20,8 @@ async def main():
             block_loader("standard", "help"),
         ],
         metainfo={
-            'app_version': os.getenv('APP_VERSION'),
-        }
+            "app_version": os.getenv("APP_VERSION"),
+        },
     )
     await ocab.start()