--- a/services/web/frontend/js/features/mathjax/load-mathjax.ts
+++ b/services/web/frontend/js/features/mathjax/load-mathjax.ts
@@ -36,6 +36,15 @@ export const loadMathJax = async () => {
         },
         startup: {
           typeset: false,
+          ready() {
+            window.MathJax.startup.defaultReady()
+            const safe = window.MathJax.startup.document.safe
+            safe.filterAttributes.set('fontfamily', 'filterFontFamily')
+            safe.filterMethods.filterFontFamily = (
+              _safe: any,
+              family: string
+            ) => family.split(/;/)[0]
+          },
         },
       }