diff --git a/cms/static/cms/js/require-config.js b/cms/static/cms/js/require-config.js
index 3c8e2fbb10..c226de12df 100644
--- a/cms/static/cms/js/require-config.js
+++ b/cms/static/cms/js/require-config.js
@@ -96,7 +96,7 @@
             // end of Annotation tool files
 
             // externally hosted files
-            mathjax: '//cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',  // eslint-disable-line max-len
+            mathjax: '//cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',  // eslint-disable-line max-len
             'youtube': [
                 // youtube URL does not end in '.js'. We add '?noext' to the path so
                 // that require.js adds the '.js' to the query component of the URL,
diff --git a/cms/static/cms/js/spec/main.js b/cms/static/cms/js/spec/main.js
index 393474e1f7..a97d087fa5 100644
--- a/cms/static/cms/js/spec/main.js
+++ b/cms/static/cms/js/spec/main.js
@@ -71,7 +71,7 @@
             'domReady': 'xmodule_js/common_static/js/vendor/domReady',
             'URI': 'xmodule_js/common_static/js/vendor/URI.min',
             'mock-ajax': 'xmodule_js/common_static/js/vendor/mock-ajax',
-            mathjax: '//cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',   // eslint-disable-line max-len
+            mathjax: '//cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',   // eslint-disable-line max-len
             'youtube': '//www.youtube.com/player_api?noext',
             'coffee/src/ajax_prefix': 'xmodule_js/common_static/coffee/src/ajax_prefix',
             'js/spec/test_utils': 'js/spec/test_utils'
diff --git a/cms/static/cms/js/spec/main_squire.js b/cms/static/cms/js/spec/main_squire.js
index 879f0d3612..dcd2312dc8 100644
--- a/cms/static/cms/js/spec/main_squire.js
+++ b/cms/static/cms/js/spec/main_squire.js
@@ -48,7 +48,7 @@
             'draggabilly': 'xmodule_js/common_static/js/vendor/draggabilly',
             'domReady': 'xmodule_js/common_static/js/vendor/domReady',
             'URI': 'xmodule_js/common_static/js/vendor/URI.min',
-            mathjax: '//cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',   // eslint-disable-line max-len
+            mathjax: '//cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',   // eslint-disable-line max-len
             'youtube': '//www.youtube.com/player_api?noext',
             'coffee/src/ajax_prefix': 'xmodule_js/common_static/coffee/src/ajax_prefix'
         },
diff --git a/common/static/common/js/discussion/mathjax_include.js b/common/static/common/js/discussion/mathjax_include.js
index 34594f86ca..828e920247 100644
--- a/common/static/common/js/discussion/mathjax_include.js
+++ b/common/static/common/js/discussion/mathjax_include.js
@@ -42,6 +42,6 @@ if (typeof MathJax === 'undefined') {
             });
         };
     };
-    vendorScript.src = 'https://cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG';
+    vendorScript.src = 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG';
     document.body.appendChild(vendorScript);
 }
diff --git a/common/templates/mathjax_include.html b/common/templates/mathjax_include.html
index 7c8d0c99ca..7446e8405e 100644
--- a/common/templates/mathjax_include.html
+++ b/common/templates/mathjax_include.html
@@ -76,4 +76,4 @@
 <!-- This must appear after all mathjax-config blocks, so it is after the imports from the other templates.
      It can't be run through static.url because MathJax uses crazy url introspection to do lazy loading of
      MathJax extension libraries -->
-<script type="text/javascript" src="https://cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG"></script>
+<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG"></script>
diff --git a/lms/static/lms/js/spec/main.js b/lms/static/lms/js/spec/main.js
index c02d81100a..976b3641ae 100644
--- a/lms/static/lms/js/spec/main.js
+++ b/lms/static/lms/js/spec/main.js
@@ -56,7 +56,7 @@
             'squire': 'common/js/vendor/Squire',
             'jasmine-imagediff': 'xmodule_js/common_static/js/vendor/jasmine-imagediff',
             'domReady': 'xmodule_js/common_static/js/vendor/domReady',
-            mathjax: '//cdn.mathjax.org/mathjax/2.7-latest/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',  // eslint-disable-line max-len
+            mathjax: '//cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-MML-AM_SVG&delayStartupUntil=configured',  // eslint-disable-line max-len
             'youtube': '//www.youtube.com/player_api?noext',
             'coffee/src/ajax_prefix': 'xmodule_js/common_static/coffee/src/ajax_prefix',
             'js/instructor_dashboard/student_admin': 'js/instructor_dashboard/student_admin',