diff --git a/app/api/services/base_service.py b/app/api/services/base_service.py
index e3e18fc..8616fd8 100644
--- a/app/api/services/base_service.py
+++ b/app/api/services/base_service.py
@@ -44,7 +44,7 @@ class BaseService:
         return is_valid
 
     @classmethod
-    def log_transaction(cls, validated_data,):
+    def log_transaction(cls, validated_data):
         """
         Create a new transaction.
         """