diff --git a/src/ohmyapi/builtin/auth/models.py b/src/ohmyapi/builtin/auth/models.py
index aeaa4ae..d4c2f12 100644
--- a/src/ohmyapi/builtin/auth/models.py
+++ b/src/ohmyapi/builtin/auth/models.py
@@ -34,7 +34,7 @@ class Group(Model):
 class User(Model):
     id: UUID = field.data.UUIDField(pk=True)
     username: str = field.CharField(max_length=150, unique=True)
-    email_hash: Optional[str] = field.CharField(max_length=255, unique=True, index=True)
+    email_hash: str = field.CharField(max_length=255, unique=True, index=True)
     password_hash: str = field.CharField(max_length=128)
     is_admin: bool = field.BooleanField(default=False)
     is_staff: bool = field.BooleanField(default=False)