diff --git a/packages/npm-packages/ruby-head-wasm-wasi/README.md b/packages/npm-packages/ruby-head-wasm-wasi/README.md
index f8c110fc21..19f85356d1 100644
--- a/packages/npm-packages/ruby-head-wasm-wasi/README.md
+++ b/packages/npm-packages/ruby-head-wasm-wasi/README.md
@@ -28,7 +28,7 @@ const main = async () => {
   const binary = await fs.readFile(
     //  Tips: Replace the binary with debug info if you want symbolicated stack trace.
     //  (only nightly release for now)
-    //  "./node_modules/ruby-head-wasm-wasi/dist/ruby.debug.wasm"
+    //  "./node_modules/ruby-head-wasm-wasi/dist/ruby.debug+stdlib.wasm"
     "./node_modules/ruby-head-wasm-wasi/dist/ruby.wasm"
   );
   const module = await WebAssembly.compile(binary);
@@ -64,7 +64,7 @@ See [the example project](https://github.com/ruby/ruby.wasm/tree/main/packages/n
       const response = await fetch(
         //      Tips: Replace the binary with debug info if you want symbolicated stack trace.
         //      (only nightly release for now)
-        //      "https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@latest/dist/ruby.debug.wasm"
+        //      "https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@next/dist/ruby.debug+stdlib.wasm"
         "https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@latest/dist/ruby.wasm"
       );
       const buffer = await response.arrayBuffer();
diff --git a/packages/npm-packages/ruby-wasm-wasi/build-package.sh b/packages/npm-packages/ruby-wasm-wasi/build-package.sh
index 252c9320f5..46f8b72414 100755
--- a/packages/npm-packages/ruby-wasm-wasi/build-package.sh
+++ b/packages/npm-packages/ruby-wasm-wasi/build-package.sh
@@ -29,7 +29,6 @@ wit-bindgen js \
 )
 
 wasm-opt --strip-debug "$ruby_root/usr/local/bin/ruby" -o "$dist_dir/ruby.wasm"
-cp "$ruby_root/usr/local/bin/ruby" "$dist_dir/ruby.debug.wasm"
 
 # Build +stdlib versions (removing files that are not used in normal use cases)
 workdir="$(mktemp -d)"
@@ -38,7 +37,7 @@ rm -rf $workdir/ruby-root/usr/local/include
 rm -f $workdir/ruby-root/usr/local/lib/libruby-static.a
 rm -f $workdir/ruby-root/usr/local/bin/ruby
 wasi-vfs pack "$dist_dir/ruby.wasm" --mapdir /usr::$workdir/ruby-root/usr -o "$dist_dir/ruby+stdlib.wasm"
-wasi-vfs pack "$dist_dir/ruby.debug.wasm" --mapdir /usr::$workdir/ruby-root/usr -o "$dist_dir/ruby.debug+stdlib.wasm"
+wasi-vfs pack "$ruby_root/usr/local/bin/ruby" --mapdir /usr::$workdir/ruby-root/usr -o "$dist_dir/ruby.debug+stdlib.wasm"
 
 
 mkdir "$dist_dir/bindgen"
diff --git a/packages/npm-packages/ruby-wasm-wasi/test/package.test.ts b/packages/npm-packages/ruby-wasm-wasi/test/package.test.ts
index 3c6ab40161..af90947fc2 100644
--- a/packages/npm-packages/ruby-wasm-wasi/test/package.test.ts
+++ b/packages/npm-packages/ruby-wasm-wasi/test/package.test.ts
@@ -31,7 +31,6 @@ describe("Packaging validation", () => {
 
   test.each([
     { file: "ruby+stdlib.wasm", stdlib: true },
-    { file: "ruby.debug.wasm", stdlib: false },
     { file: "ruby.debug+stdlib.wasm", stdlib: true },
   ])("Load all variants", async ({ file, stdlib }) => {
     const binary = await fs.readFile(path.join(__dirname, `./../dist/${file}`));