diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
index 1786dba..60c7a97 100644
--- a/.github/workflows/reviewdog.yml
+++ b/.github/workflows/reviewdog.yml
@@ -54,3 +54,16 @@ jobs:
         with:
           github_token: ${{ secrets.github_token }}
           reporter: github-check
+
+  languagetool:
+    name: runner / languagetool
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: reviewdog/action-languagetool@v1
+        with:
+          github_token: ${{ secrets.github_token }}
+          reporter: github-check
+          patterns: |
+            **/*.md
+          language: en