diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 454c1628..8aadb23c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
   tox:
     strategy:
       matrix:
-        os: [macos-latest] #[ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest] #[ubuntu-latest, macos-latest, windows-latest]
         python-version: ['3.10'] #['3.8', '3.9', '3.10']
     runs-on: ${{ matrix.os }}
     steps: