diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e97caa4..c03d63e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,6 +10,8 @@ on:
 jobs:
   release:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
diff --git a/scripts/build_npm.ts b/scripts/build_npm.ts
index a88a0de..8e817cd 100644
--- a/scripts/build_npm.ts
+++ b/scripts/build_npm.ts
@@ -75,3 +75,13 @@ await build({
 
 Deno.copyFileSync("LICENSE", "npm/LICENSE");
 Deno.copyFileSync("README.md", "npm/README.md");
+
+// Fix wrong .npmignore file
+Deno.writeFileSync(
+  "npm/.npmignore",
+  new TextEncoder().encode(
+    new TextDecoder()
+      .decode(Deno.readFileSync("npm/.npmignore"))
+      .replace("src/", "/src/"),
+  ),
+);
diff --git a/version.ts b/version.ts
index c640f4c..508b8ad 100644
--- a/version.ts
+++ b/version.ts
@@ -4,4 +4,4 @@
  *
  * Changing this value creates a new release.
  */
-export const version = "2.1.0";
+export const version = "2.2.1";