diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d6c7c6586..aff79482c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
       
     - name: Generate Package Name
       id: vars
-      run: echo '::set-env name=PKGNAME::Olive-$(git rev-parse --short=8 ${{github.sha}})-Windows-x86_64'
+      run: echo ::set-env name=PKGNAME::Olive-${GITHUB_SHA::8}-Windows-x86_64
       
     - name: Test package name
       shell: cmd