diff --git a/users/models.py b/users/models.py
index c0f3fbb..fcbc949 100644
--- a/users/models.py
+++ b/users/models.py
@@ -40,7 +40,7 @@ class User(BaseModel, AbstractBaseUser, PermissionsMixin):
     nickname = models.CharField(max_length=20, unique=True, blank=True)
     gender = models.CharField(choices=GenderChoices.choices, max_length=1, blank=True)
     birth_date = models.CharField(max_length=10, blank=True)
-    custom_url = models.CharField(max_length=20, unique=True, blank=True, null=True, default=None)
+    custom_url = models.CharField(max_length=20, blank=True)
     is_custom_url = models.BooleanField(default=False)
     job_and_interests = ArrayField(models.CharField(max_length=20), default=list, blank=True)
     skills = ArrayField(models.CharField(max_length=20), default=list, blank=True)