diff --git a/app.py b/app.py
index af0e0b4..3c24a62 100644
--- a/app.py
+++ b/app.py
@@ -89,7 +89,7 @@ END:VCALENDAR
         logger.info("Calendar updated.")
 
     except Exception as e:
-        logger.exception{"Error: {str(e)}"}
+        logger.exception("Error: {str(e)}")
 
 # Usage example
 if __name__ == "__main__":