--- a/src/mod/endpoints/mod_sofia/conf/sofia.conf.xml
+++ b/src/mod/endpoints/mod_sofia/conf/sofia.conf.xml
@@ -216,7 +216,7 @@
         <!-- <param name="unregister-on-options-fail" value="true"/> -->
         <!-- Send an OPTIONS packet to all registered endpoints -->
         <!--<param name="all-reg-options-ping" value="true"/>-->
-        <!-- Send an OPTIONS packet to NATed registered endpoints. Can be 'true' or 'udp-only
+        <!-- Send an OPTIONS packet to NATed registered endpoints. Can be 'true' or 'udp-only -->
         <!--<param name="nat-options-ping" value="true"/>-->
 
         <!-- TLS: disabled by default, set to "true" to enable -->