diff --git a/docs/admin/installation.md b/docs/admin/installation.md
index bc217ae..7afa0ee 100644
--- a/docs/admin/installation.md
+++ b/docs/admin/installation.md
@@ -141,6 +141,12 @@ return [
 
 ### Apache
 
+:::warning
+For the packaged HumHub installation, point your web server document root to the HumHub root directory that contains `index.php`.
+
+Do not use a generic Yii-style `/web` document root unless that directory exists in your actual HumHub package.
+:::
+
 To enable URL Rewriting in Apache 2.4 based installations it is usually sufficient to copy the supplied file ``.htaccess.dist`` in the root directory of the HumHub installation to ``.htaccess``. 
 
 ```bash