diff --git a/.github/workflows/terratest.yaml b/.github/workflows/terratest.yaml
index 7db24a0..3d1a50e 100644
--- a/.github/workflows/terratest.yaml
+++ b/.github/workflows/terratest.yaml
@@ -31,3 +31,10 @@ jobs:
           pwd
           cd test
           go test -v
+
+      - name: Check for updated README (terraform-docs)
+        uses: terraform-docs/gh-actions@v1.2.0
+        with:
+          working-dir: .
+          fail-on-diff: "true"
+          config-file: ".terraform-docs.yml"