diff --git a/examples/image_decoders/jpeg_viewer.mjs b/examples/image_decoders/jpeg_viewer.mjs
index 9aba66cc1..e196621de 100644
--- a/examples/image_decoders/jpeg_viewer.mjs
+++ b/examples/image_decoders/jpeg_viewer.mjs
@@ -29,7 +29,7 @@ const response = await fetch(JPEG_IMAGE);
 if (!response.ok) {
   throw new Error(response.statusText);
 }
-const typedArrayImage = new Uint8Array(await response.arrayBuffer());
+const typedArrayImage = await response.bytes();
 
 // Parse the image data using `JpegImage`.
 //
diff --git a/src/core/writer.js b/src/core/writer.js
index 921936b3b..212d78cf1 100644
--- a/src/core/writer.js
+++ b/src/core/writer.js
@@ -85,8 +85,7 @@ async function writeStream(stream, buffer, transform) {
         .catch(() => {});
 
       // Response::text doesn't return the correct data.
-      const buf = await new Response(cs.readable).arrayBuffer();
-      bytes = new Uint8Array(buf);
+      bytes = await new Response(cs.readable).bytes();
 
       let newFilter, newParams;
       if (!filter) {
diff --git a/src/display/editor/drawers/signaturedraw.js b/src/display/editor/drawers/signaturedraw.js
index d3e217d6c..d2de79bcb 100644
--- a/src/display/editor/drawers/signaturedraw.js
+++ b/src/display/editor/drawers/signaturedraw.js
@@ -746,9 +746,7 @@ class SignatureExtractor {
 
     writer.close();
 
-    const buf = await new Response(cs.readable).arrayBuffer();
-    const bytes = new Uint8Array(buf);
-
+    const bytes = await new Response(cs.readable).bytes();
     return bytes.toBase64();
   }