diff --git a/awx/ui/client/src/configuration/system-form/configuration-system.controller.js b/awx/ui/client/src/configuration/system-form/configuration-system.controller.js
index 7f1a11d2cd..11a631aca3 100644
--- a/awx/ui/client/src/configuration/system-form/configuration-system.controller.js
+++ b/awx/ui/client/src/configuration/system-form/configuration-system.controller.js
@@ -168,6 +168,10 @@ export default [
             populateLogAggregator(flag);
         });
 
+        $scope.$on('LOG_AGGREGATOR_PROTOCOL_populated', function(e, data, flag) {
+            populateLogAggregator(flag);
+        });
+
         function populateLogAggregator(flag){
             if($scope.$parent.LOG_AGGREGATOR_TYPE !== null) {
                 $scope.$parent.LOG_AGGREGATOR_TYPE = _.find($scope.$parent.LOG_AGGREGATOR_TYPE_options, { value: $scope.$parent.LOG_AGGREGATOR_TYPE });