diff --git a/.github/workflows/helm-docs.yaml b/.github/workflows/helm-docs.yaml
new file mode 100644
index 0000000..1e1534b
--- /dev/null
+++ b/.github/workflows/helm-docs.yaml
@@ -0,0 +1,41 @@
+name: helm-docs
+
+on:
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  helm-docs:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
+
+      - name: Install helm-docs
+        run: |
+          HELM_DOCS_VERSION=$(curl -sSL https://api.github.com/repos/norwoodj/helm-docs/releases/latest | grep '"tag_name"' | sed 's/.*"v\([^"]*\)".*/\1/')
+          echo "Installing helm-docs v${HELM_DOCS_VERSION}"
+          curl -sSL "https://github.com/norwoodj/helm-docs/releases/download/v${HELM_DOCS_VERSION}/helm-docs_${HELM_DOCS_VERSION}_Linux_x86_64.tar.gz" \
+            | tar -xz helm-docs
+          sudo mv helm-docs /usr/local/bin/helm-docs
+          helm-docs --version
+
+      - name: Run helm-docs
+        run: helm-docs
+
+      - name: Check README is up to date
+        run: |
+          if ! git diff --quiet README.md; then
+            echo "README.md is out of date. Run helm-docs locally and commit the updated file."
+            echo ""
+            git diff README.md
+            exit 1
+          fi
+          echo "README.md is up to date."