diff --git a/mkdocs.yml b/mkdocs.yml
index 3d1d3be7..af4830f8 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -103,7 +103,6 @@ exclude_docs: |
 # For Mathjax
 extra_javascript:
   - assets/js/mathjax.js
-  - https://polyfill.io/v3/polyfill.min.js?features=es6
   - https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js
 
 # Extra stuff