diff --git a/aiogram/contrib/fsm_storage/files.py b/aiogram/contrib/fsm_storage/files.py
index f67a6f69..455ca3f0 100644
--- a/aiogram/contrib/fsm_storage/files.py
+++ b/aiogram/contrib/fsm_storage/files.py
@@ -20,7 +20,8 @@ class _FileStorage(MemoryStorage):
             pass
 
     async def close(self):
-        self.write(self.path)
+        if self.data:
+            self.write(self.path)
         await super(_FileStorage, self).close()
 
     def read(self, path: pathlib.Path):