diff --git a/install/tpl/apache_ispconfig.conf.master b/install/tpl/apache_ispconfig.conf.master
index 0dac415df2530de6f1dd322b2d0a6266320a84e9..1b750c8724cb84dc75e776a4d4c49ea559d018d4 100644
--- a/install/tpl/apache_ispconfig.conf.master
+++ b/install/tpl/apache_ispconfig.conf.master
@@ -128,6 +128,9 @@ Alias /.well-known/acme-challenge /usr/local/ispconfig/interface/acme/.well-know
         Order allow,deny
         Allow from all
 		</tmpl_if>
+        <IfModule mpm_itk_module>
+           AssignUserId www-data www-data
+        </IfModule>
 </Directory>
 
 NameVirtualHost *:80
diff --git a/server/conf/apache_ispconfig.conf.master b/server/conf/apache_ispconfig.conf.master
index f67fe96f58eaca8efd503201eb3149174d293ec4..fff212d089d90a634cc28876de6411c54a5ee922 100644
--- a/server/conf/apache_ispconfig.conf.master
+++ b/server/conf/apache_ispconfig.conf.master
@@ -128,6 +128,9 @@ Alias /.well-known/acme-challenge /usr/local/ispconfig/interface/acme/.well-know
         Order allow,deny
         Allow from all
     </tmpl_if>
+	<IfModule mpm_itk_module>
+       AssignUserId www-data www-data
+    </IfModule>
 </Directory>
 
 NameVirtualHost *:80