diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index b9746248f..34dabb64e 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -46,3 +46,9 @@ jobs:
       env:
         SUDO: sudo
         TEST_SSH_UNSAFE_PERMISSIONS: 1
+    - name: save regress logs
+      if: failure()
+      uses: actions/upload-artifact@v2
+      with:
+        name: ${{ matrix.os }}-${{ matrix.configs }}-regress-logs
+        path: regress/*.log