diff --git a/app/call_centers/app_defaults.php b/app/call_centers/app_defaults.php
index 5bb58d5ba1..a2432b9046 100644
--- a/app/call_centers/app_defaults.php
+++ b/app/call_centers/app_defaults.php
@@ -106,7 +106,7 @@ if ($domains_processed == 1) {
 					if (is_numeric($row['queue_extension'])) {
 						$dialplan_xml .= "		<action application=\"set\" data=\"queue_extension=".$row['queue_extension']."\"/>\n";
 					}
-					$dialplan_xml .= "		<action application=\"set\" data=\"cc_export_vars=call_center_queue_uuid,sip_h_Alert-Info\"/>\n";
+					$dialplan_xml .= "		<action application=\"set\" data=\"cc_export_vars=\${cc_export_vars},call_center_queue_uuid,sip_h_Alert-Info\"/>\n";
 					$dialplan_xml .= "		<action application=\"set\" data=\"hangup_after_bridge=true\"/>\n";
 					if ($row['queue_time_base_score_sec'] != '') {
 						$dialplan_xml .= "		<action application=\"set\" data=\"cc_base_score=".$row['queue_time_base_score_sec']."\"/>\n";
diff --git a/app/call_centers/call_center_queue_edit.php b/app/call_centers/call_center_queue_edit.php
index c57819a1c5..b5e1fa3ef9 100644
--- a/app/call_centers/call_center_queue_edit.php
+++ b/app/call_centers/call_center_queue_edit.php
@@ -341,7 +341,7 @@
 			if (is_numeric($queue_extension)) {
 				$dialplan_xml .= "		<action application=\"set\" data=\"queue_extension=".$queue_extension."\"/>\n";
 			}
-			$dialplan_xml .= "		<action application=\"set\" data=\"cc_export_vars=call_center_queue_uuid,sip_h_Alert-Info\"/>\n";
+			$dialplan_xml .= "		<action application=\"set\" data=\"cc_export_vars=\${cc_export_vars},call_center_queue_uuid,sip_h_Alert-Info\"/>\n";
 			$dialplan_xml .= "		<action application=\"set\" data=\"hangup_after_bridge=true\"/>\n";
 			if ($queue_time_base_score_sec != '') {
 				$dialplan_xml .= "		<action application=\"set\" data=\"cc_base_score=".$queue_time_base_score_sec."\"/>\n";