diff --git a/routes/tests/test_checkin.py b/routes/tests/test_checkin.py
index 77e77f8..283f1aa 100644
--- a/routes/tests/test_checkin.py
+++ b/routes/tests/test_checkin.py
@@ -42,6 +42,7 @@ def setUp(self) -> None:
             last_name="user",
             password=generate_hash_password("password"),
             is_active=True,
+            participant_type="Student"
         )
         self.db.add(self.test_user)
         self.db.commit()
diff --git a/schemas/checkin.py b/schemas/checkin.py
index c2711e0..191a649 100644
--- a/schemas/checkin.py
+++ b/schemas/checkin.py
@@ -34,10 +34,8 @@ def user_model_to_checkin_response(user: User) -> CheckinUserResponse:
     tshirt_size = None
     participant_type = None
     try:
-        tshirt_size = TShirtSize(user.t_shirt_size) if user.t_shirt_size else None
-        participant_type = (
-            ParticipantType(user.participant_type) if user.participant_type else None
-        )
+        tshirt_size = user.t_shirt_size
+        participant_type = user.participant_type
     except ValueError as e:
         logger.error(f"Invalid enum value in user model: {e}")