diff --git a/Component.php b/Component.php
index 3b06892..9f7a4c8 100644
--- a/Component.php
+++ b/Component.php
@@ -128,7 +128,9 @@ public function initLanguage()
             }
         } else if (Yii::$app->request->cookies->has($this->cookieName)) {
             if ($this->_isValidLanguage(Yii::$app->request->cookies->getValue($this->cookieName))) {
-                Yii::$app->language = Yii::$app->request->cookies->getValue($this->cookieName);
+                $language = Yii::$app->request->cookies->getValue($this->cookieName);
+                Yii::$app->language = $language;
+                Yii::$app->formatter->locale = $language;
                 return;
             } else {
                 Yii::$app->response->cookies->remove($this->cookieName);
@@ -222,4 +224,4 @@ private function _isValidLanguage($language)
         return is_string($language) && (isset($this->languages[$language]) || in_array($language, $this->languages));
     }
 
-}
\ No newline at end of file
+}