fixed typo

Author: arthtyagi

readme.md

@@ -28,7 +28,7 @@ To put it simply, adding a compiler like Cloud9 IDE or Sphere online judge is go
 - Add this app to your project directory and then in your `settings.py` as well.
 - Make and run the migrations!
 - Add the appropriate urls (`path('', include('coder.urls'))`) in your project's `urls.py` file.
-- Run the server. And get on your [`localhost:8080/admin`](https://localhost:8080/admin/)
+- Run the server. And get on your [`localhost:8000/admin`](https://localhost:8000/admin/)
 - You will notice the coder app and it's models quite like this :
 ![image](https://user-images.githubusercontent.com/41021374/88209550-7e902200-cc70-11ea-9860-7a9cf432514c.png)