diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0804538d4..d63f440c1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,9 +10,10 @@ jobs:
       - uses: actions/checkout@v1
         with:
           fetch-depth: 1
+          submodules: recursive
       - name: rebuild
         run: make rebuild
       - name: check uncommitted changes
-        run: bash scripts/check-uncommitted-changes.sh
+        run: bash core/scripts/check-uncommitted-changes.sh
       - name: tests
         run: make -C tests
diff --git a/.github/workflows/update-gh-pages.yml b/.github/workflows/update-gh-pages.yml
index 39ba482cc..e4d3cd950 100644
--- a/.github/workflows/update-gh-pages.yml
+++ b/.github/workflows/update-gh-pages.yml
@@ -13,10 +13,11 @@ jobs:
       - uses: actions/checkout@v1
         with:
           fetch-depth: 1
+          submodules: recursive
       - name: build
         run: make
       - uses: webfactory/ssh-agent@v0.4.1
         with:
           ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
       - name: deploy
-        run: bash scripts/update-gh-pages.sh
+        run: bash core/scripts/update-gh-pages.sh