diff --git a/addon/utils/load-polyfills.js b/addon/utils/load-polyfills.js
index 363a1b270..8ccb42ab6 100644
--- a/addon/utils/load-polyfills.js
+++ b/addon/utils/load-polyfills.js
@@ -1,5 +1,7 @@
 export async function loadPolyfills() {
-  await Promise.all([intlLocale(), intlPluralRules(), intlRelativeTimeFormat()]);
+  await intlLocale();
+  await intlPluralRules();
+  await intlRelativeTimeFormat();
 }
 
 async function intlLocale() {