diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 6b8823e6..5c4b72e0 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -24,8 +24,8 @@ jobs:
   pylint:
     strategy:
       matrix:
-        os: [macos-latest, windows-latest, ubuntu-latest]
-        version: [3.9, 3.10, 3.11, 3.12]
+        os: ['macos-latest', 'windows-latest', 'ubuntu-latest']
+        version: ['3.9', '3.10', '3.11', '3.12']
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3