diff --git a/frontend/src/graphql/mutations.js b/frontend/src/graphql/mutations.js
index 480576caf..a20367aa8 100644
--- a/frontend/src/graphql/mutations.js
+++ b/frontend/src/graphql/mutations.js
@@ -51,7 +51,7 @@ export const registerUser = gql`
     $email: String!
     $password: String!
     $language: String!
-    $publisherId: Int!
+    $publisherId: Int
   ) {
     createUser(
       email: $email