diff --git a/src/build/functions/edge.ts b/src/build/functions/edge.ts
index 0bb21e5471..493da422ce 100644
--- a/src/build/functions/edge.ts
+++ b/src/build/functions/edge.ts
@@ -97,14 +97,15 @@ const writeHandlerFile = async (ctx: PluginContext, { matchers, name }: NextDefi
   await writeFile(
     join(handlerDirectory, `${handlerName}.js`),
     `
-    import { decode as _base64Decode } from './edge-runtime/vendor/deno.land/std@0.175.0/encoding/base64.ts';
     import { init as htmlRewriterInit } from './edge-runtime/vendor/deno.land/x/htmlrewriter@v1.0.0/src/index.ts'
     import {handleMiddleware} from './edge-runtime/middleware.ts';
     import handler from './server/${name}.js';
 
-    await htmlRewriterInit({ module_or_path: _base64Decode(${JSON.stringify(
-      htmlRewriterWasm.toString('base64'),
-    )}).buffer });
+    await htmlRewriterInit({ module_or_path: Uint8Array.from(${
+      JSON.stringify(
+        Array.prototype.slice.call(htmlRewriterWasm.buffer),
+      )
+    }) });
 
     export default (req, context) => handleMiddleware(req, context, handler);
     `,