diff --git a/calendar/templates/month_detailed.mustache b/calendar/templates/month_detailed.mustache
index b8087056d1c..ba8048fd3ae 100644
--- a/calendar/templates/month_detailed.mustache
+++ b/calendar/templates/month_detailed.mustache
@@ -46,8 +46,9 @@
         <thead>
             <tr>
                 {{# daynames }}
-                <th class="header text-xs-center" aria-label="{{fullname}}">
-                    {{shortname}}
+                <th class="header text-xs-center">
+                    <span class="sr-only">{{fullname}}</span>
+                    <span aria-hidden="true">{{shortname}}</span>
                 </th>
                 {{/ daynames }}
             </tr>
diff --git a/calendar/templates/month_mini.mustache b/calendar/templates/month_mini.mustache
index 55a345c346e..4ff26560f2b 100644
--- a/calendar/templates/month_mini.mustache
+++ b/calendar/templates/month_mini.mustache
@@ -78,8 +78,9 @@
         <thead>
           <tr>
                 {{# daynames }}
-                <th class="header text-xs-center" scope="col" aria-label="{{fullname}}">
-                    {{shortname}}
+                <th class="header text-xs-center">
+                    <span class="sr-only">{{fullname}}</span>
+                    <span aria-hidden="true">{{shortname}}</span>
                 </th>
                 {{/ daynames }}
             </tr>