diff --git a/.github/workflows/ares-shared.yml b/.github/workflows/ares-shared.yml
index 78e032b..e34d757 100644
--- a/.github/workflows/ares-shared.yml
+++ b/.github/workflows/ares-shared.yml
@@ -10,10 +10,7 @@ defaults:
 
 jobs:
   build:
-    strategy:
-      matrix:
-        os: [ 'ubuntu-latest', 'macos-latest' ]
-    runs-on: ${{ matrix.os }}
+    runs-on: 'ubuntu-latest'
     steps:
       - uses: actions/checkout@v3