diff --git a/.github/workflows/htmlvalidator.yml b/.github/workflows/htmlvalidator.yml
new file mode 100644
index 00000000000..c600b344af3
--- /dev/null
+++ b/.github/workflows/htmlvalidator.yml
@@ -0,0 +1,17 @@
+name: HTML Check
+
+on:
+  pull_request:
+    paths:
+      - '**.htm*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v5 # Requried will all actions
+    - name: Checks HTML5
+      uses: Cyb3r-Jak3/html5validator-action@v8.0.0
+      with:
+        root: /github/workspace/org.eclipse.pde.doc.user
+        blacklist: about.html notices.html
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