diff --git a/backend/src/graphql/directive/isAuthorized.ts b/backend/src/graphql/directive/isAuthorized.ts
index 733201776..04579a3f9 100644
--- a/backend/src/graphql/directive/isAuthorized.ts
+++ b/backend/src/graphql/directive/isAuthorized.ts
@@ -38,7 +38,7 @@ export const isAuthorized: AuthChecker<Context> = async ({ context }, rights) =>
     })
     context.user = user
     context.role = ROLE_USER
-    if (user.userRoles && user.userRoles.length > 0) {
+    if (user.userRoles?.length > 0) {
       switch (user.userRoles[0].role) {
         case ROLE_NAMES.ROLE_NAME_ADMIN:
           context.role = ROLE_ADMIN