diff --git a/apps/authentication/api/v1/serializers/jwt.py b/apps/authentication/api/v1/serializers/jwt.py
index 4bff9f5..ad663ab 100644
--- a/apps/authentication/api/v1/serializers/jwt.py
+++ b/apps/authentication/api/v1/serializers/jwt.py
@@ -20,7 +20,7 @@ class CustomizedTokenObtainPairSerializer(TokenObtainPairSerializer):  # noqa
 
         captcha_code = self.context['request'].data['captcha_code']
         captcha_key = self.context['request'].data['captcha_key']
-
+        return {"cache_key": cache.get(captcha_key)}
         if captcha_code != cache.get(captcha_key) or captcha_code not in self.context['request'].data.keys():
             raise captcha_exception.CaptchaFailed()