diff --git a/packages/backend/src/core/UserListService.ts b/packages/backend/src/core/UserListService.ts
index 11085fff8d..4f4d59a02c 100644
--- a/packages/backend/src/core/UserListService.ts
+++ b/packages/backend/src/core/UserListService.ts
@@ -58,7 +58,7 @@ export class UserListService implements OnApplicationShutdown, OnModuleInit {
 	}
 
 	async onModuleInit() {
-		this.roleService = this.moduleRef.get(RoleService);
+		this.roleService = this.moduleRef.get('RoleService');
 	}
 
 	@bindThis