diff --git a/awx/ui/static/js/system-tracking/system-tracking.controller.js b/awx/ui/static/js/system-tracking/system-tracking.controller.js
index b7a159bdb8..b6e3553b0b 100644
--- a/awx/ui/static/js/system-tracking/system-tracking.controller.js
+++ b/awx/ui/static/js/system-tracking/system-tracking.controller.js
@@ -44,7 +44,7 @@ function controller($rootScope,
     $scope.rightScanDate = initialFactData.rightScanDate;
 
     $scope.leftHostname = hosts[0].name;
-    $scope.rightHostname = hosts[1].name;
+    $scope.rightHostname = hosts.length > 1 ? hosts[1].name : hosts[0].name;
 
     function setHeaderValues(viewType) {
         if (viewType === 'singleHost') {