diff --git a/cms/static/cms/js/require-config.js b/cms/static/cms/js/require-config.js
index 4c5f26a84a..14afba77f3 100644
--- a/cms/static/cms/js/require-config.js
+++ b/cms/static/cms/js/require-config.js
@@ -84,7 +84,6 @@
         waitSeconds: 60,
         paths: {
             'domReady': 'js/vendor/domReady',
-            'mustache': 'js/vendor/mustache',
             'codemirror': 'js/vendor/codemirror-compressed',
             'codemirror/stex': 'js/vendor/CodeMirror/stex',
             'jquery': 'common/js/vendor/jquery',
diff --git a/cms/static/cms/js/spec/main.js b/cms/static/cms/js/spec/main.js
index 0085de004e..a5b33c142d 100644
--- a/cms/static/cms/js/spec/main.js
+++ b/cms/static/cms/js/spec/main.js
@@ -26,7 +26,6 @@
         baseUrl: '/base/',
         paths: {
             'gettext': 'xmodule_js/common_static/js/test/i18n',
-            'mustache': 'xmodule_js/common_static/js/vendor/mustache',
             'codemirror': 'xmodule_js/common_static/js/vendor/CodeMirror/codemirror',
             'jquery': 'xmodule_js/common_static/common/js/vendor/jquery',
             'jquery-migrate': 'xmodule_js/common_static/common/js/vendor/jquery-migrate',
diff --git a/cms/static/cms/js/spec/main_squire.js b/cms/static/cms/js/spec/main_squire.js
index 22effd15ca..d088a8c54a 100644
--- a/cms/static/cms/js/spec/main_squire.js
+++ b/cms/static/cms/js/spec/main_squire.js
@@ -10,7 +10,6 @@
         baseUrl: '/base/',
         paths: {
             'gettext': 'xmodule_js/common_static/js/test/i18n',
-            'mustache': 'xmodule_js/common_static/js/vendor/mustache',
             'codemirror': 'xmodule_js/common_static/js/vendor/CodeMirror/codemirror',
             'jquery': 'common/js/vendor/jquery',
             'jquery-migrate': 'common/js/vendor/jquery-migrate',
diff --git a/common/static/karma_common.conf.js b/common/static/karma_common.conf.js
index 10ef28421b..427dbc1a6e 100644
--- a/common/static/karma_common.conf.js
+++ b/common/static/karma_common.conf.js
@@ -24,7 +24,6 @@ var options = {
         {pattern: 'js/vendor/jquery.leanModal.js', included: true},
         {pattern: 'js/vendor/jquery.timeago.js', included: true},
         {pattern: 'js/vendor/jquery.truncate.js', included: true},
-        {pattern: 'js/vendor/mustache.js', included: true},
         {pattern: 'js/vendor/URI.min.js', included: true},
         {pattern: 'js/test/add_ajax_prefix.js', included: true},
         {pattern: 'js/test/i18n.js', included: true},
diff --git a/lms/djangoapps/django_comment_client/tests/test_utils.py b/lms/djangoapps/django_comment_client/tests/test_utils.py
index 76ddf1b7d2..1f19c613c2 100644
--- a/lms/djangoapps/django_comment_client/tests/test_utils.py
+++ b/lms/djangoapps/django_comment_client/tests/test_utils.py
@@ -1234,21 +1234,6 @@ class JsonResponseTestCase(TestCase, UnicodeTestMixin):
         self.assertEqual(reparsed, text)
 
 
-@attr(shard=1)
-class RenderMustacheTests(TestCase):
-    """
-    Test the `render_mustache` utility function.
-    """
-
-    @mock.patch('edxmako.LOOKUP', {})
-    def test_it(self):
-        """
-        Basic test.
-        """
-        add_lookup('main', '', package=__name__)
-        self.assertEqual(utils.render_mustache('test.mustache', {}), 'Testing 1 2 3.\n')
-
-
 class DiscussionTabTestCase(ModuleStoreTestCase):
     """ Test visibility of the discussion tab. """
 
diff --git a/lms/djangoapps/django_comment_client/utils.py b/lms/djangoapps/django_comment_client/utils.py
index a439ac8fc2..80d67c27a2 100644
--- a/lms/djangoapps/django_comment_client/utils.py
+++ b/lms/djangoapps/django_comment_client/utils.py
@@ -653,13 +653,6 @@ def get_metadata_for_threads(course_id, threads, user, user_info):
     metadata = reduce(merge_dict, map(infogetter, threads), {})
     return metadata
 
-# put this method in utils.py to avoid circular import dependency between helpers and mustache_helpers
-
-
-def render_mustache(template_name, dictionary, *args, **kwargs):
-    template = lookup_template('main', template_name).source
-    return pystache.render(template, dictionary)
-
 
 def permalink(content):
     if isinstance(content['course_id'], CourseKey):