diff --git a/.github/workflows/generate.yml b/.github/workflows/generate.yml
index f84d7270..7a0519cc 100644
--- a/.github/workflows/generate.yml
+++ b/.github/workflows/generate.yml
@@ -19,6 +19,11 @@ jobs:
         with:
           path: target
           ref: gh-pages
+      - name: Setup Vim
+        uses: thinca/action-setup-vim@v1
+        with:
+          vim_version: 'v8.2.0020'
+          vim_type: 'Vim'
       - name: Generate new document
         run: |
           cd work