diff --git a/lemur/auth/ldap.py b/lemur/auth/ldap.py
index f4ceab03..ed87b76c 100644
--- a/lemur/auth/ldap.py
+++ b/lemur/auth/ldap.py
@@ -105,7 +105,7 @@ class LdapPrincipal:
             role = role_service.get_by_name(self.ldap_default_role)
             if role:
                 if not role.third_party:
-                    role = role.set_third_party(role.id, third_party_status=True)
+                    role = role_service.set_third_party(role.id, third_party_status=True)
                 roles.add(role)
 
         # update their 'roles'
diff --git a/lemur/certificates/schemas.py b/lemur/certificates/schemas.py
index c987e5fa..8f15542d 100644
--- a/lemur/certificates/schemas.py
+++ b/lemur/certificates/schemas.py
@@ -119,6 +119,9 @@ class CertificateInputSchema(CertificateCreationSchema):
 
     @validates_schema
     def validate_authority(self, data):
+        if 'authority' not in data:
+            raise ValidationError("Missing Authority.")
+
         if isinstance(data["authority"], str):
             raise ValidationError("Authority not found.")