diff --git a/cms/djangoapps/contentstore/views/assets.py b/cms/djangoapps/contentstore/views/assets.py
index b24b74b9a7..4fd56f3cbf 100644
--- a/cms/djangoapps/contentstore/views/assets.py
+++ b/cms/djangoapps/contentstore/views/assets.py
@@ -79,7 +79,7 @@ def assets_handler(request, course_key_string=None, asset_key_string=None):
         return _update_asset(request, course_key, asset_key)
 
     elif request.method == 'GET':  # assume html
-        return _asset_index(course_key)
+        return _asset_index(request, course_key)
 
     return HttpResponseNotFound()
 
@@ -92,7 +92,7 @@ def _request_response_format_is_json(request, response_format):
     return response_format == 'json' or 'application/json' in request.META.get('HTTP_ACCEPT', 'application/json')
 
 
-def _asset_index(course_key):
+def _asset_index(request, course_key):
     '''
     Display an editable asset library.
 
@@ -101,6 +101,7 @@ def _asset_index(course_key):
     course_module = modulestore().get_course(course_key)
 
     return render_to_response('asset_index.html', {
+        'language_code': request.LANGUAGE_CODE,
         'waffle_flag_enabled': NewAssetsPageFlag.feature_enabled(course_key),
         'context_course': course_module,
         'max_file_size_in_mbs': settings.MAX_ASSET_UPLOAD_FILE_SIZE_IN_MB,
diff --git a/cms/djangoapps/contentstore/views/public.py b/cms/djangoapps/contentstore/views/public.py
index 843ed47731..f054564534 100644
--- a/cms/djangoapps/contentstore/views/public.py
+++ b/cms/djangoapps/contentstore/views/public.py
@@ -75,9 +75,11 @@ def howitworks(request):
 
 
 @waffle_switch('{}.{}'.format(waffle.WAFFLE_NAMESPACE, waffle.ENABLE_ACCESSIBILITY_POLICY_PAGE))
-def accessibility(_request):
+def accessibility(request):
     """
     Display the accessibility accommodation form.
     """
 
-    return render_to_response('accessibility.html', {})
+    return render_to_response('accessibility.html', {
+        'language_code': request.LANGUAGE_CODE
+    })
diff --git a/cms/templates/accessibility.html b/cms/templates/accessibility.html
index d5e77418eb..ce495876d5 100644
--- a/cms/templates/accessibility.html
+++ b/cms/templates/accessibility.html
@@ -18,8 +18,10 @@
      <div class="content">
         <div class="content-primary">
             <div id="root"></div>
-            <%static:studiofrontend page="AccessibilityPage" lang="en">
-            {}
+            <%static:studiofrontend page="AccessibilityPage">
+            {
+              "lang": "${language_code | n, js_escaped_string}",
+            }
             </%static:studiofrontend>
         </div>
     </div>
diff --git a/cms/templates/asset_index.html b/cms/templates/asset_index.html
index 85ea3db094..a810e35ee5 100644
--- a/cms/templates/asset_index.html
+++ b/cms/templates/asset_index.html
@@ -58,8 +58,9 @@
     <div class="content">
         <%static:optional_include_mako file="asset_index_content_header.html" />
         % if waffle_flag_enabled:
-            <%static:studiofrontend page="AssetsPage" lang="en">
+            <%static:studiofrontend page="AssetsPage">
                 {
+                    "lang": "${language_code | n, js_escaped_string}",
                     "course": {
                         "id": "${context_course.id | n, js_escaped_string}",
                         "name": "${context_course.display_name_with_default | n, js_escaped_string}",
diff --git a/common/djangoapps/pipeline_mako/templates/static_content.html b/common/djangoapps/pipeline_mako/templates/static_content.html
index 56593458f5..170dbde87b 100644
--- a/common/djangoapps/pipeline_mako/templates/static_content.html
+++ b/common/djangoapps/pipeline_mako/templates/static_content.html
@@ -89,7 +89,7 @@ engine = Engine(dirs=settings.DEFAULT_TEMPLATE_ENGINE['DIRS'])
 source, template_path = Loader(engine).load_template_source(path)
 %>${source | n, decode.utf8}</%def>
 
-<%def name="studiofrontend(page, lang='en')">
+<%def name="studiofrontend(page)">
     <%doc>
         Loads a studio-frontend page, with the necessary context. Context is expected
         as a dictionary in the body of this tag.
@@ -101,8 +101,6 @@ source, template_path = Loader(engine).load_template_source(path)
     </%doc>
     <%
         body = capture(caller.body)
-        body_dict = json.loads(body)
-        body_dict['lang'] = lang
     %>
     <script type="text/javascript" id='courseContext'>
       var studioContext = ${ body | n, decode.utf8};
diff --git a/scripts/tests/test_xss_linter.py b/scripts/tests/test_xss_linter.py
index 0a1a558592..9f592652f2 100644
--- a/scripts/tests/test_xss_linter.py
+++ b/scripts/tests/test_xss_linter.py
@@ -757,7 +757,7 @@ class TestMakoTemplateLinter(TestLinter):
                 ${x | h}
             </%static:require_module>
             ${x | h}
-            <%static:studiofrontend page="${x}" lang="en">
+            <%static:studiofrontend page="${x}">
                 ${x | h}
             </%static:studiofrontend>
             ${x | h}