diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 1136f1e27..9d293d7bb 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -140,8 +140,7 @@ jobs:
     - uses: actions/checkout@main
     - name: setup CI system
       run: |
-        timeout 1200 sh .github/setup_ci.sh ${{ matrix.config }} ${{ matrix.target }} || \
-        sh .github/setup_ci.sh ${{ matrix.config }} ${{ matrix.target }}
+        sh -c "timeout 1200 .github/setup_ci.sh ${{ matrix.config }} ${{ matrix.target }} || .github/setup_ci.sh ${{ matrix.config }} ${{ matrix.target }}"
       env:
         CYGWIN_SETUP: ${{ steps.cygwin_install.outputs.setup }}
     - name: autoreconf