diff --git a/lib/error-debug.js b/lib/error-debug.js
index b494fd45..2cb1e4e3 100644
--- a/lib/error-debug.js
+++ b/lib/error-debug.js
@@ -50,7 +50,7 @@ const styles = {
   },
 
   heading: {
-    fontFamily: '-apple-system, BlinkMacSystemFont, Roboto, "Segoe UI", "Fira Sans", Avenir, "Helvetica Neue", "Lucida Grande", sans-serif',
+    fontFamily: '-apple-system, system-ui, BlinkMacSystemFont, Roboto, "Segoe UI", "Fira Sans", Avenir, "Helvetica Neue", "Lucida Grande", sans-serif',
     fontSize: '15px',
     fontWeight: 'bold',
     color: '#febfdd',