diff --git a/CHANGES.md b/CHANGES.md
index fbcd33ab71612c2d34ec873d13c5267675a92670..13820b3d988868461a921d7dc6f0e83748dd0129 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -6,6 +6,7 @@ Changes
 
 ### Unreleased
 
+* 2019-06-03 - Adjusted login.mustache template due to upstream changes in theme Boost.
 * 2019-06-03 - Adjusted footer.mustache template due to upstream changes in theme Boost.
 * 2019-06-03 - Adjusted columns2.mustache template due to upstream changes in theme Boost.
 * 2019-06-03 - Further formal changes to the renderers to be constistent with Moodle core.
diff --git a/templates/login.mustache b/templates/login.mustache
index 7be43948bb5fea2a4e01d55e91b7ca88769b7bfa..679c45af94d6673540f31e0b3a18048dc058ec67 100644
--- a/templates/login.mustache
+++ b/templates/login.mustache
@@ -44,7 +44,7 @@
     <div id="page" class="container-fluid mt-0">
         <div id="page-content" class="row">
             <div id="region-main-box" class="col-12">
-                <section id="region-main" class="col-12">
+                <section id="region-main" class="col-12" aria-label="{{#str}}content{{/str}}">
                     {{{ output.course_content_header }}}
                     {{{ output.main_content }}}
                     {{{ output.course_content_footer }}}
diff --git a/templates/login.mustache.original b/templates/login.mustache.original
index ebca10956082d2eb41bb02e025a7e71e5262fd68..f44017ddb6c9bf29453f114e0d48e9130a7e5ef8 100644
--- a/templates/login.mustache.original
+++ b/templates/login.mustache.original
@@ -40,7 +40,7 @@
     <div id="page" class="container-fluid mt-0">
         <div id="page-content" class="row">
             <div id="region-main-box" class="col-12">
-                <section id="region-main" class="col-12">
+                <section id="region-main" class="col-12" aria-label="{{#str}}content{{/str}}">
                     {{{ output.course_content_header }}}
                     {{{ output.main_content }}}
                     {{{ output.course_content_footer }}}