diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 8d37e285..b2622589 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -26,10 +26,14 @@ jobs:
   buildroot-image:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-        with: 
-          repository: 'git://git.busybox.net/buildroot'
+      - name: git-fetch buildroot
+        run: git clone git://git.busybox.net/buildroot
+#      - uses: actions/checkout@v2
+#        with: 
+#          repository: 'git://git.busybox.net/buildroot'
       - name: make defconfig
         run: make raspberrypi4_defconfig
+        working-directory: ./buildroot
       - name: make
         run: make all
+        working-directory: ./buildroot