diff --git a/_includes/head.html b/_includes/head.html
index 939389f..2152188 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -18,5 +18,7 @@
   <!-- Load Latex JS -->
   <script src="https://cdn.jsdelivr.net/npm/latex.js@{{ site.latexjs_version }}/dist/latex.min.js"></script>
   <script src="https://cdn.jsdelivr.net/npm/latex.js@{{ site.latexjs_version }}/dist/latex.component.js"></script>
+  <!-- Math JAx -->
+  <script src="https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML" type="text/javascript"></script> 
   {% endif %}
 </head>