diff --git a/src/site/_includes/components/pageheader.njk b/src/site/_includes/components/pageheader.njk
index f95f32a..3e2c6a8 100644
--- a/src/site/_includes/components/pageheader.njk
+++ b/src/site/_includes/components/pageheader.njk
@@ -11,9 +11,12 @@
 
 <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
 <script>
-    MathJax = {
+   MathJax = {
         tex: {
             inlineMath: [["$", "$"]]
+        },
+         options: {
+            skipHtmlTags: {'[-]': ['pre']}
         }
     };
 </script>