diff --git a/packages/server/src/middleware/modern-browsers.js b/packages/server/src/middleware/modern-browsers.js
index 6e1be23ae5..bac751565f 100644
--- a/packages/server/src/middleware/modern-browsers.js
+++ b/packages/server/src/middleware/modern-browsers.js
@@ -4,6 +4,7 @@ export default {
   Chrome: '61',
   'Chrome Headless': '61',
   Chromium: '61',
+  Iron: '61',
   Safari: '10.1',
   Opera: '48',
   Yandex: '18',