diff --git a/resources/install/scripts/app/xml_handler/resources/scripts/directory/directory.lua b/resources/install/scripts/app/xml_handler/resources/scripts/directory/directory.lua
index 0b0d601ad9..cf50cd5de6 100644
--- a/resources/install/scripts/app/xml_handler/resources/scripts/directory/directory.lua
+++ b/resources/install/scripts/app/xml_handler/resources/scripts/directory/directory.lua
@@ -437,7 +437,7 @@
 								table.insert(xml, [[								<variable name="limit_destination" value="]] .. limit_destination .. [["/>]]);
 							end
 							if (string.len(sip_force_contact) > 0) then
-								table.insert(xml, [[								<variable name="sip_force_contact" value="]] .. sip_force_contact .. [["/>]]);
+								table.insert(xml, [[								<variable name="sip-force-contact" value="]] .. sip_force_contact .. [["/>]]);
 							end
 							if (string.len(sip_force_expires) > 0) then
 								table.insert(xml, [[								<variable name="sip-force-expires" value="]] .. sip_force_expires .. [["/>]]);