diff --git a/_messages/en.json b/_messages/en.json
index 8cff57b25..03e42e1b8 100644
--- a/_messages/en.json
+++ b/_messages/en.json
@@ -156,7 +156,7 @@
 		"message": "The Calendar"
 	},
 	"category_all": {
-		"message": "View All"
+		"message": "View All Menu"
 	},
 	"category_android": {
 		"message": "Android"
diff --git a/en_src_messages.json b/en_src_messages.json
index 443ab480e..71070ba9d 100644
--- a/en_src_messages.json
+++ b/en_src_messages.json
@@ -209,7 +209,7 @@
   },
   "category_all": {
     "description": "Button text. Category label that shows all games.",
-    "message": "View All"
+    "message": "View All Menu"
   },
   "category_android": {
     "description": "Button text. Category label that shows games available on Android devices.",
diff --git a/static/src/elements/santa-button.js b/static/src/elements/santa-button.js
index 3039decb2..ed51fa316 100644
--- a/static/src/elements/santa-button.js
+++ b/static/src/elements/santa-button.js
@@ -16,6 +16,7 @@
 
 import {html, LitElement} from 'lit-element';
 import {nothing} from 'lit-html';
+import {ifDefined} from 'lit-html/directives/if-defined';
 import * as common from '../../src/core/common.js';
 import styles from './santa-button.css';
 
@@ -39,6 +40,7 @@ export class SantaButtonElement extends LitElement {
       path: {type: String},
       color: {type: String},
       disabled: {type: Boolean, reflect: true},
+      ariaExpanded: {attribute: 'aria-expanded'},
       ariaLabel: {reflect: true, attribute: 'aria-label'}
     };
   }
@@ -86,6 +88,7 @@ export class SantaButtonElement extends LitElement {
       class="${this.color || ''}"
       .disabled=${this.disabled}
       @click=${this._maybePreventClick}
+      aria-expanded=${ifDefined(this.ariaExpanded || undefined)}
       aria-label=${this.ariaLabel || nothing}>${inner}</button>`;
   }
 
diff --git a/static/src/elements/santa-chrome.js b/static/src/elements/santa-chrome.js
index 8059403bf..8f40ed426 100644
--- a/static/src/elements/santa-chrome.js
+++ b/static/src/elements/santa-chrome.js
@@ -15,6 +15,7 @@
  */
 
 import {html, LitElement} from 'lit-element';
+import {ifDefined} from 'lit-html/directives/if-defined';
 import styles from './santa-chrome.css';
 import * as prefix from '../lib/prefix.js';
 import './santa-button.js';
@@ -100,7 +101,7 @@ export class SantaChromeElement extends LitElement {
 </div>
 <div id="padder">
   <header>
-    <santa-button class="menu-button" aria-label=${labelForMenu} @click=${this._onMenuClick} path=${this.showHome ? paths.home : paths.menu}></santa-button>
+    <santa-button class="menu-button" aria-label=${labelForMenu} aria-expanded=${ifDefined(this.showHome ? undefined : this.navOpen)} @click=${this._onMenuClick} path=${this.showHome ? paths.home : paths.menu}></santa-button>
     <santa-button .hidden=${isAndroid()} aria-label=${labelForAudio} color=${this.muted ? 'purple' : ''} @click=${this._onAudioClick} path=${this.muted ? paths.unmute : paths.mute}></santa-button>
     <santa-button aria-label=${labelForAction} ?disabled=${!this.action} @click=${this._onActionClick} path=${paths[this.action || this._lastAction] || ''}></santa-button>
     <div class="grow"></div>