diff --git a/.github/workflows/pull-requests.yml b/.github/workflows/pull-requests.yml
index b4ddafff2a..80fbad8ea6 100644
--- a/.github/workflows/pull-requests.yml
+++ b/.github/workflows/pull-requests.yml
@@ -10,8 +10,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
     strategy:
       matrix:
-        #os: [ ubuntu-latest, windows-latest, macos-latest ]
-        os: [ ubuntu-latest, macos-latest ]
+        os: [ ubuntu-latest, windows-latest, macos-latest ]
 
     steps:
       - uses: actions/checkout@v2