diff --git a/app/assets/javascripts/discourse/lib/utilities.js.es6 b/app/assets/javascripts/discourse/lib/utilities.js.es6
index ce91d7c8dc2..3f24485feae 100644
--- a/app/assets/javascripts/discourse/lib/utilities.js.es6
+++ b/app/assets/javascripts/discourse/lib/utilities.js.es6
@@ -367,9 +367,10 @@ export function areCookiesEnabled() {
 }
 
 export function isiOSPWA() {
+  const caps = Discourse.__container__.lookup("capabilities:main");
   return (
     window.matchMedia("(display-mode: standalone)").matches &&
-    navigator.userAgent.match(/(iPad|iPhone|iPod)/g)
+    caps.isIOS
   );
 }