diff --git a/backend/src/graphql/resolver/UserResolver.test.ts b/backend/src/graphql/resolver/UserResolver.test.ts
index 66e435207..f873fd694 100644
--- a/backend/src/graphql/resolver/UserResolver.test.ts
+++ b/backend/src/graphql/resolver/UserResolver.test.ts
@@ -101,6 +101,7 @@ describe('UserResolver', () => {
               language: 'de',
               deletedAt: null,
               publisherId: 1234,
+              referrerId: null,
             },
           ])
         })