diff --git a/src/shared/compatibility.js b/src/shared/compatibility.js
index 3c8979331..dee245a44 100644
--- a/src/shared/compatibility.js
+++ b/src/shared/compatibility.js
@@ -74,24 +74,6 @@ if (
     globalThis.Promise = require("core-js/es/promise/index.js");
   })();
 
-  // Support: Safari
-  (function checkURL() {
-    if (typeof PDFJSDev === "undefined" || !PDFJSDev.test("PRODUCTION")) {
-      // Prevent "require is not a function" errors in development mode,
-      // since the `URL` constructor should be available in modern browers.
-      return;
-    } else if (!PDFJSDev.test("GENERIC")) {
-      // The `URL` constructor is assumed to be available in the extension
-      // builds.
-      return;
-    } else if (PDFJSDev.test("IMAGE_DECODERS")) {
-      // The current image decoders don't use the `URL` constructor, so it
-      // doesn't need to be polyfilled for the IMAGE_DECODERS build target.
-      return;
-    }
-    globalThis.URL = require("core-js/web/url.js");
-  })();
-
   // Support: Safari<10.1, Node.js
   (function checkReadableStream() {
     if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("IMAGE_DECODERS")) {