diff --git a/src/controllers/keycloak-controller.ts b/src/controllers/keycloak-controller.ts
index 6b827c8..52eee67 100644
--- a/src/controllers/keycloak-controller.ts
+++ b/src/controllers/keycloak-controller.ts
@@ -42,7 +42,9 @@ export class KeycloakController extends Controller {
     if (Array.isArray(role))
       return role.filter(
         (a) =>
-          !["uma_authorization", "offline_access", "default-roles"].some((b) => a.name.includes(b)),
+          !["uma_authorization", "offline_access", "default-roles", "system"].some((b) =>
+            a.name.includes(b),
+          ),
       );
     throw new Error("Failed. Cannot get role.");
   }