diff --git a/documentation/docs/graphql/resolvers.mdx b/documentation/docs/graphql/resolvers.mdx
index 55a2bf573..a5cb2f52e 100644
--- a/documentation/docs/graphql/resolvers.mdx
+++ b/documentation/docs/graphql/resolvers.mdx
@@ -83,7 +83,7 @@ import { Resolver, Query, Args } from '@nestjs/graphql';
 import { TodoItemDTO } from './dto/todo-item.dto';
 import { TodoItemEntity } from './todo-item.entity';
 
-@Resolver()
+@Resolver(() => TodoItemDTO)
 export class TodoItemResolver extends CRUDResolver(TodoItemDTO) {
   constructor(
     @InjectQueryService(TodoItemEntity) readonly service: QueryService<TodoItemEntity>