diff --git a/resources/templates/provision/snom/320/{$mac}.xml b/resources/templates/provision/snom/320/{$mac}.xml
index 94717edd85..273a63d5c6 100644
--- a/resources/templates/provision/snom/320/{$mac}.xml
+++ b/resources/templates/provision/snom/320/{$mac}.xml
@@ -8,8 +8,8 @@
on
on
auto_update
-http://{$domain_name}{$project_path}/app/provision/?mac={mac}&filename_firmware-{mac}.xml
-http://{$domain_name}{$project_path}/app/provision/{mac}.xml
+http://{$domain_name}{$project_path}/app/provision/?mac={$mac}&filename_firmware-{$mac}.xml
+http://{$domain_name}{$project_path}/app/provision/{literal}{mac}{/literal}.xml
off
on
off