diff --git a/.github/workflows/multi-arch-test-build.yml b/.github/workflows/multi-arch-test-build.yml
index f8a907b153..ed5dc366ab 100644
--- a/.github/workflows/multi-arch-test-build.yml
+++ b/.github/workflows/multi-arch-test-build.yml
@@ -87,7 +87,7 @@ jobs:
           echo "PACKAGES=$PACKAGES" >> $GITHUB_ENV
 
       - name: Build
-        uses: openwrt/gh-action-sdk@v5
+        uses: openwrt/gh-action-sdk@v4
         env:
           ARCH: ${{ matrix.arch }}-${{ env.BRANCH }}
           FEEDNAME: packages_ci