diff --git a/aiogram/fsm/storage/mongo.py b/aiogram/fsm/storage/mongo.py
index 8146d15f..ab1bf9fe 100644
--- a/aiogram/fsm/storage/mongo.py
+++ b/aiogram/fsm/storage/mongo.py
@@ -20,7 +20,7 @@ class MongoStorage(BaseStorage):
         DEPRECATED: Use :class:`PyMongoStorage` instead.
         This class will be removed in future versions.
 
-    
+
     MongoDB storage required :code:`motor` package installed (:code:`pip install motor`)
     """