diff --git a/frontend_tests/node_tests/stream_events.js b/frontend_tests/node_tests/stream_events.js
index 9a78f441cf..37d46c8b45 100644
--- a/frontend_tests/node_tests/stream_events.js
+++ b/frontend_tests/node_tests/stream_events.js
@@ -109,7 +109,7 @@ run_test('update_property', () => {
     with_overrides(function (override) {
         global.with_stub(function (stub) {
             override('subs.update_stream_description', stub.f);
-            stream_events.update_property(1, 'description', 'we write code');
+            stream_events.update_property(1, 'description', 'we write code', {rendered_description: 'we write code'});
             var args = stub.get_args('sub', 'val');
             assert.equal(args.sub.stream_id, 1);
             assert.equal(args.val, 'we write code');
diff --git a/static/js/server_events_dispatch.js b/static/js/server_events_dispatch.js
index 52e2cf2851..a8021277f0 100644
--- a/static/js/server_events_dispatch.js
+++ b/static/js/server_events_dispatch.js
@@ -266,8 +266,9 @@ exports.dispatch_normal_event = function dispatch_normal_event(event) {
                 event.stream_id,
                 event.property,
                 event.value,
-                event.rendered_description
-            );
+                {
+                    rendered_description: event.rendered_description,
+                });
             settings_streams.update_default_streams_table();
         } else if (event.op === 'create') {
             stream_data.create_streams(event.streams);
diff --git a/static/js/stream_events.js b/static/js/stream_events.js
index abc9dac3bb..bd682a894d 100644
--- a/static/js/stream_events.js
+++ b/static/js/stream_events.js
@@ -32,7 +32,7 @@ function update_stream_pin(sub, value) {
     sub.pin_to_top = value;
 }
 
-exports.update_property = function (stream_id, property, value, rendered_description) {
+exports.update_property = function (stream_id, property, value, other_values) {
     var sub = stream_data.get_sub_by_id(stream_id);
     if (sub === undefined) {
         // This isn't a stream we know about, so ignore it.
@@ -65,7 +65,7 @@ exports.update_property = function (stream_id, property, value, rendered_descrip
         subs.update_stream_name(sub, value);
         break;
     case 'description':
-        subs.update_stream_description(sub, value, rendered_description);
+        subs.update_stream_description(sub, value, other_values.rendered_description);
         break;
     case 'email_address':
         sub.email_address = value;