diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index ce9ca15..f4c2096 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -20,7 +20,7 @@ jobs:
 
   pack:
     needs: test
-    runs-on: macos-latest
+    runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@master