diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d39d67c..6543a8d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,3 +42,11 @@ jobs:
         echo "::add-matcher::.github/actionlint-matcher.json"
         bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/main/scripts/download-actionlint.bash)
         ./actionlint
+
+  reviewdog:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: errata-ai/vale-action@reviewdog
+      with:
+        fail_on_error: true
diff --git a/.vale.ini b/.vale.ini
new file mode 100644
index 0000000..7e8e41e
--- /dev/null
+++ b/.vale.ini
@@ -0,0 +1,5 @@
+StylesPath = .github/styles
+MinAlertLevel = suggestion
+
+[*.md]
+BasedOnStyles = Vale