diff --git a/.github/workflows/build_mac_x64.yml b/.github/workflows/build_mac_x64.yml
index 49436a72511..3f4227b7a48 100644
--- a/.github/workflows/build_mac_x64.yml
+++ b/.github/workflows/build_mac_x64.yml
@@ -75,6 +75,7 @@ jobs:
         run: |
           export ver=$(grep '^#define SoftFever_VERSION' ./build_x86_64/src/libslic3r/libslic3r_version.h | cut -d ' ' -f3)
           ver="_V${ver//\"}"
+          cd ${{ github.workspace }}/build_x86_64/OrcaSlicer
           zip -FSrq OrcaSlicer${ver}_nightly_Mac_Intel_signed.zip ${{ github.workspace }}/build_x86_64/OrcaSlicer/OrcaSlicer.app
 
       # (wip: staple failed, error 65)
@@ -90,4 +91,4 @@ jobs:
         uses: actions/upload-artifact@v3
         with:
           name: OrcaSlicer_Mac_Intel
-          path: ${{ github.workspace }}/build_x86_64/OrcaSlicer/OrcaSlicer*.zip
\ No newline at end of file
+          path: ${{ github.workspace }}/build_x86_64/OrcaSlicer/OrcaSlicer*.zip