diff --git a/default.hbs b/default.hbs
index 880b230..ffd6481 100644
--- a/default.hbs
+++ b/default.hbs
@@ -51,10 +51,10 @@
             <div class="gh-head-actions">
                 {{#unless @site.members_enabled}}
                     {{^match @custom.navigation_layout "Stacked"}}
-                        <button class="gh-search gh-icon-btn" data-ghost-search>{{> "icons/search"}}</button>
+                        <button class="gh-search gh-icon-btn" aria-label="Search this site" data-ghost-search>{{> "icons/search"}}</button>
                     {{/match}}
                 {{else}}
-                    <button class="gh-search gh-icon-btn" data-ghost-search>{{> "icons/search"}}</button>
+                    <button class="gh-search gh-icon-btn" aria-label="Search this site" data-ghost-search>{{> "icons/search"}}</button>
                     <div class="gh-head-members">
                         {{#unless @member}}
                             {{#unless @site.members_invite_only}}