diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index e98179d..54713f6 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -12,9 +12,10 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
+        os: [macos-latest, ubuntu-latest, ubuntu-latest]
         python-version: ['3.6', '3.7', '3.8' , '3.9']
 
     steps: