diff --git a/README.md b/README.md
index 79b8ad1..008dd59 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ You might already use port 80 on your machine for something else, in which case
 
 Next, we need to generate a cryptographic key. We'll make use of Laravel's generator feature, as follows:
 ```shell
-docker run git.old-metin2.com/metin2/web:latest "php artisan key:generate --show"
+docker run --rm git.old-metin2.com/metin2/web:latest "php artisan key:generate --show"
 ```
 
 Run the above command and configure `WEB_APP_KEY` with the output. You should end up with something like: `WEB_APP_KEY=base64:<your-key-here>`.