diff --git a/aiogram/contrib/middlewares/i18n.py b/aiogram/contrib/middlewares/i18n.py
index 67ab8cca..63f54510 100644
--- a/aiogram/contrib/middlewares/i18n.py
+++ b/aiogram/contrib/middlewares/i18n.py
@@ -95,7 +95,7 @@ class I18nMiddleware(BaseMiddleware):
             locale = self.ctx_locale.get()
 
         if locale not in self.locales:
-            if n is 1:
+            if n == 1:
                 return singular
             return plural