diff --git a/README_docker.md b/README_docker.md
index 6031d1d567e717e030c51669e50ed1bfdbe6f149..07736f2e59edda8d1bb51318cbe18f212bdcfa71 100644
--- a/README_docker.md
+++ b/README_docker.md
@@ -23,7 +23,8 @@ Wait for containers to start up.
 Run a bash inside the web container (`docker exec -it registrationsystem_web_1 bash`) and
 ```
 cd usr/share/nginx/html/
-echo 1 > config_current_fahrt_id
+echo 2 > config_current_fahrt_id
+chmod 777 config_current_fahrt_id 
 cp passwd/users.example.txt passwd/users.txt
 ```