diff --git a/biscuit/core/migrations/0004_otp_yubikey.py b/biscuit/core/migrations/0004_otp_yubikey.py
index 29b8b39887d092fb0b3dd9a7cb06009ebbdb09c5..616cea9fb14a3e253d96f0b7ded22f17747fbc3a 100644
--- a/biscuit/core/migrations/0004_otp_yubikey.py
+++ b/biscuit/core/migrations/0004_otp_yubikey.py
@@ -4,7 +4,7 @@ from otp_yubikey.models import ValidationService
 
 def create_validation_service(apps, schema_editor):
     ValidationService.objects.create(
-        name='default', use_ssl=True
+        name='default', use_ssl=True, param_sl='', param_timeout=''
     )