diff --git a/_layouts/default.html b/_layouts/default.html
index 8f6170a..1e96e84 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -30,9 +30,9 @@
     </div>
 
     <!-- JavaScript -->
-    <script src="//cdn.jsdelivr.net/lodash/4.12.0/lodash.min.js"></script>
-    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
-    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery.matchHeight/0.7.0/jquery.matchHeight-min.js"></script>
+    <script src="//cdn.jsdelivr.net/lodash/4.12.0/lodash.min.js" integrity="sha384-MYg5v6RiLsgqDiKOs6hcDXVblLg+Ls5F/jimSFosIUeDjW5VYViY1eMBMazbV5Mr" crossorigin="anonymous"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js" integrity="sha384-CgeP3wqr9h5YanePjYLENwCTSSEz42NJkbFpAFgHWQz7u3Zk8D00752ScNpXqGjS" crossorigin="anonymous"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery.matchHeight/0.7.0/jquery.matchHeight-min.js" integrity="sha384-dfOR5hjVOg6B2OvgyHIS71mJWX5TgNQeFGo5cNNVglSep7ZvYcByrpEya6xbwwyB" crossorigin="anonymous"></script>
     <script src="/dist/js/main.min.js"></script>
     <script>
       function formatNumber (num) {
diff --git a/_layouts/post.html b/_layouts/post.html
index 9e239ed..ed61744 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -70,9 +70,9 @@
     </div>
 
     <!-- JavaScript -->
-    <script src="//cdn.jsdelivr.net/lodash/4.12.0/lodash.min.js"></script>
-    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
-    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery.matchHeight/0.7.0/jquery.matchHeight-min.js"></script>
+    <script src="//cdn.jsdelivr.net/lodash/4.12.0/lodash.min.js" integrity="sha384-MYg5v6RiLsgqDiKOs6hcDXVblLg+Ls5F/jimSFosIUeDjW5VYViY1eMBMazbV5Mr" crossorigin="anonymous"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js" integrity="sha384-CgeP3wqr9h5YanePjYLENwCTSSEz42NJkbFpAFgHWQz7u3Zk8D00752ScNpXqGjS" crossorigin="anonymous"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery.matchHeight/0.7.0/jquery.matchHeight-min.js" integrity="sha384-dfOR5hjVOg6B2OvgyHIS71mJWX5TgNQeFGo5cNNVglSep7ZvYcByrpEya6xbwwyB" crossorigin="anonymous"></script>
     <script src="/dist/js/main.min.js"></script>
     <script>
       function formatNumber (num) {