diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f8b4fe593..7f6c1f4f8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -117,6 +117,10 @@ command.
 - Server-side source files and automatically builds them if they are modified. Automatically start the server process(es).
 - Vite HMR (just the `vite` command) is available. The behavior may be different from production.
 - Service Worker is watched by esbuild.
+- The front end can be viewed by accessing `http://localhost:5173`.
+- The backend listens on the port configured with `port` in .config/default.yml.
+If you have not changed it from the default, it will be "http://localhost:3000".
+If "port" in .config/default.yml is set to something other than 3000, you need to change the proxy settings in packages/frontend/vite.config.local-dev.ts.
 
 ### Dev Container
 Instead of running `pnpm` locally, you can use Dev Container to set up your development environment.
@@ -138,11 +142,6 @@ After finishing the migration, run the `pnpm dev` command to start the developme
 pnpm dev
 ```
 
-To access Misskey once it's launched, type `http://localhost:[port]` in your browser's address bar.  
-The [port] part will contain the value set in the port item of .config/default.yml (3000 will be entered by default)
-
-caution: If you use a port other than 3000, you need to change the proxy settings in packages/frontend/vite.config.local-dev.ts.
-
 ## Testing
 - Test codes are located in [`/packages/backend/test`](/packages/backend/test).