diff --git a/ietf/static/js/meeting-interim-request.js b/ietf/static/js/meeting-interim-request.js
index 51b476924..5715fce2d 100644
--- a/ietf/static/js/meeting-interim-request.js
+++ b/ietf/static/js/meeting-interim-request.js
@@ -185,6 +185,8 @@ const interimRequest = (function() {
                     .length > 0) {
                     $('#id_time_zone')
                         .val(tzname);
+                    $('#id_time_zone')
+                        .trigger('change');
                 }
             }
         },
@@ -231,10 +233,14 @@ const interimRequest = (function() {
         },
 
         timezoneChange: function () {
+            const tzname = $(this).val();
             $("input[name$='-time']")
                 .trigger('blur');
             $("input[name$='-end_time']")
                 .trigger('change');
+            $('input[type="text"][name*="time"]').next().each(function(){
+                this.innerText = "Time in the " + tzname + " time zone";
+            });
         },
 
         toggleLocation: function () {
@@ -268,4 +274,4 @@ const interimRequest = (function() {
 $(function () {
     'use strict';
     $('#interim-request-form').each(interimRequest.init);
-});
\ No newline at end of file
+});