diff --git a/README.md b/README.md
index 921ab92..02a9fe2 100644
--- a/README.md
+++ b/README.md
@@ -101,7 +101,7 @@ A common pattern is shared nginx doing SSL termination, etc.
    }
 ```
 
-You will need to set ``SELF_URL_PATH`` to a correct (i.e. visible from the outside) value in ``config.php`` inside the container.
+You will need to set ``SELF_URL_PATH`` to a correct (i.e. visible from the outside) value in the ``.env`` file.
 
 ### TODO