diff --git a/web/src/filter.ts b/web/src/filter.ts
index f22bccf0b9..13156ebfb9 100644
--- a/web/src/filter.ts
+++ b/web/src/filter.ts
@@ -23,7 +23,7 @@ import * as util from "./util.ts";
 
 type IconData = {
     title?: string | undefined;
-    html_title?: string | undefined;
+    title_html?: string | undefined;
     is_spectator: boolean;
 } & (
     | {
@@ -1339,7 +1339,7 @@ export class Filter {
 
     add_icon_data(context: {
         title?: string;
-        html_title?: string;
+        title_html?: string;
         description?: string | undefined;
         link?: string | undefined;
         is_spectator: boolean;
diff --git a/web/src/message_view_header.ts b/web/src/message_view_header.ts
index 5de8ffc3ff..85ba6bf564 100644
--- a/web/src/message_view_header.ts
+++ b/web/src/message_view_header.ts
@@ -20,7 +20,7 @@ import type {StreamSubscription} from "./sub_store.ts";
 
 type MessageViewHeaderContext = {
     title?: string | undefined;
-    html_title?: string | undefined;
+    title_html?: string | undefined;
     description?: string;
     link?: string;
     is_spectator?: boolean;
@@ -122,7 +122,7 @@ function get_message_view_header_context(filter: Filter | undefined): MessageVie
             context = {
                 ...context,
                 title: undefined,
-                html_title: stream_name_with_privacy_symbol_html,
+                title_html: stream_name_with_privacy_symbol_html,
                 // We don't want to show an initial icon here.
                 icon: undefined,
                 zulip_icon: undefined,
diff --git a/web/templates/navbar_icon_and_title.hbs b/web/templates/navbar_icon_and_title.hbs
index 632c2d709c..c82bdd4eef 100644
--- a/web/templates/navbar_icon_and_title.hbs
+++ b/web/templates/navbar_icon_and_title.hbs
@@ -6,8 +6,8 @@
 {{#if title}}
 <span class="message-header-navbar-title">{{title}}</span>
 {{/if}}
-{{#if html_title}}
-<span class="message-header-navbar-title">{{{html_title}}}</span>
+{{#if title_html}}
+<span class="message-header-navbar-title">{{{title_html}}}</span>
 {{/if}}
 {{#if stream}}
     {{#if stream.is_archived}}