diff --git a/arianotify-polyfill.js b/arianotify-polyfill.js
index 7f3182b..b3b079e 100644
--- a/arianotify-polyfill.js
+++ b/arianotify-polyfill.js
@@ -1,6 +1,13 @@
 // @ts-check
 
-if (!("ariaNotify" in Element.prototype) || !("ariaNotify" in Document.prototype)) {
+const domAPIsAreAvailable =
+  typeof globalThis.Element !== "undefined" &&
+  typeof globalThis.Document !== "undefined";
+
+if (
+  domAPIsAreAvailable &&
+  (!("ariaNotify" in Element.prototype) || !("ariaNotify" in Document.prototype))
+) {
   /** @type {string} */
   let uniqueId = `${Date.now()}`;
   try {
@@ -193,4 +200,4 @@ if (!("ariaNotify" in Element.prototype) || !("ariaNotify" in Document.prototype
       queue.enqueue(new Message({ element: this.documentElement, message, priority }));
     };
   }
-}
+}
\ No newline at end of file