diff --git a/extensions/web/05_base64.js b/extensions/web/05_base64.js
index 04e2f11fa27f0c..ba11cd9872339f 100644
--- a/extensions/web/05_base64.js
+++ b/extensions/web/05_base64.js
@@ -20,7 +20,6 @@
     StringPrototypeCharCodeAt,
     ArrayPrototypeJoin,
     StringFromCharCode,
-    Uint8Array,
     Uint8ArrayFrom,
   } = window.__bootstrap.primordials;