diff --git a/docs/content/development/entities/create.md b/docs/content/development/entities/create.md
index 502214873a..a432a4b2a0 100644
--- a/docs/content/development/entities/create.md
+++ b/docs/content/development/entities/create.md
@@ -136,18 +136,21 @@ You can access your custom entity data in the database in services or subscriber
 
 ```ts
 import { TransactionBaseService } from "@medusajs/medusa"
+import PostRepository from "../repositories/post"
 
 class PostService extends TransactionBaseService {
+  protected readonly postRepository_: typeof PostRepository
+  
   constructor({ postRepository, manager }) {
     super({ postRepository, manager })
 
-    this.postRepository = postRepository
+    this.postRepository_ = postRepository
     this.manager_ = manager
   }
 
   async list() {
     const postRepo = this.manager_
-      .withRepository(this.postRepository)
+      .withRepository(this.postRepository_)
     return await postRepo.find()
   }
 }