diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 942b3585..c7bba796 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,22 +1,18 @@
 name: Build
 on:
-  pull_request:
-    branches:
-    - master
+  pull_request: {}
   push:
     branches:
     - master
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
-    - uses: actions/checkout@v2
-    - name: Build
-      run: make ci
-    - name: Deploy
-      if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
-      uses: peaceiris/actions-gh-pages@v3
-      with:
-        github_token: ${{ secrets.GITHUB_TOKEN }}
-        publish_dir: ./out
+      - uses: actions/checkout@v3
+      - uses: w3c/spec-prod@v2
+        with:
+          TOOLCHAIN: bikeshed
+          SOURCE: spec.bs
+          GH_PAGES_BRANCH: gh-pages
+          BUILD_FAIL_ON: warning
diff --git a/Makefile b/Makefile
index ceb7a537..61290f64 100644
--- a/Makefile
+++ b/Makefile
@@ -21,10 +21,5 @@ spec.html: spec.bs
 
 remote: spec.html
 
-ci: spec.bs
-	mkdir -p out
-	make remote
-	mv spec.html out/index.html
-
 clean:
 	rm spec.html