diff --git a/resources/templates/provision/grandstream/gxp2170/{$mac}.xml b/resources/templates/provision/grandstream/gxp2170/{$mac}.xml
index cf6f12093d..963303e5d7 100644
--- a/resources/templates/provision/grandstream/gxp2170/{$mac}.xml
+++ b/resources/templates/provision/grandstream/gxp2170/{$mac}.xml
@@ -7263,7 +7263,7 @@
 <!-- # String: auto, f, c -->
 <!-- # Mandatory -->
 <P1379>{if isset ($grandstream_temp_unit)}
-<P1379>{}$grandstream_temp_unit}</P1379>
+<P1379>{$grandstream_temp_unit}</P1379>
 {else}
 <P1379>auto</P1379>
 {/if}