diff --git a/common/models/choiceModels.py b/common/models/choiceModels.py
index 73b72d3..0168b50 100644
--- a/common/models/choiceModels.py
+++ b/common/models/choiceModels.py
@@ -5,8 +5,8 @@ class GenderChoices(models.TextChoices):
     WOMAN = '여', '여성'
 
 class CertificateCodeUseType(models.TextChoices):
-    EMAIL = '이메일', '이메일'
-    PHONE = '휴대폰', '휴대폰'
+    EMAIL = 'email', 'email'
+    PHONE = 'phone', 'phone'
 
 class InviteCodeUseType(models.TextChoices):
     PROJECT = '프로젝트', '프로젝트'