diff --git a/.changeset/fix-npm-auth.md b/.changeset/fix-npm-auth.md
new file mode 100644
index 0000000..a0548fd
--- /dev/null
+++ b/.changeset/fix-npm-auth.md
@@ -0,0 +1,5 @@
+---
+"@scope3/agentic-client": patch
+---
+
+Fix npm authentication in release workflow by manually configuring .npmrc file
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6c35ea4..e52c426 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,25 +19,18 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-          token: ${{ secrets.PAT_TOKEN || secrets.GITHUB_TOKEN }}
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
           node-version: '20'
 
+      - name: Update npm
+        run: npm install -g npm@latest
+
       - name: Install dependencies
         run: npm ci
 
-      - name: Build
-        run: npm run build
-
-      - name: Configure npm authentication
-        run: |
-          echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc
-        env:
-          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
-
       - name: Create Release Pull Request or Publish to npm
         id: changesets
         uses: changesets/action@v1
@@ -47,5 +40,4 @@ jobs:
           commit: 'chore: version packages'
           title: 'chore: version packages'
         env:
-          GITHUB_TOKEN: ${{ secrets.PAT_TOKEN || secrets.GITHUB_TOKEN }}
-          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/package.json b/package.json
index 0d01a39..46e50bb 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "pretest": "npm run type-check",
     "changeset": "changeset",
     "version": "changeset version",
-    "release": "npm run build && changeset publish"
+    "release": "npm run build && npm publish"
   },
   "keywords": [
     "scope3",