diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 541efdc..aec53c2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,13 +13,12 @@ jobs:
       - uses: cachix/install-nix-action@v22
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
-      - name: Release gem
-        run: |
-          mkdir -p ~/.gem
-          cat << EOF > ~/.gem/credentials
-            ---
-            :github: Bearer ${{ secrets.GITHUB_TOKEN }}
-            :rubygems_api_key: ${{ secrets.RUBYGEMS_API_KEY }}
-          EOF
-          chmod 0600 ~/.gem/credentials
-          nix develop -c rake release
+      - name: Enter Nix devenv
+        run: nix develop
+      - name: Release Gem
+        if: contains(github.ref, 'refs/tags/v')
+        uses: cadwallion/publish-rubygems-action@master
+        env:
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+          RUBYGEMS_API_KEY: ${{secrets.RUBYGEMS_API_KEY}}
+          RELEASE_COMMAND: rake release