diff --git a/.github/workflows/python-test.yml b/.github/workflows/python-test.yml
index 148dc69..be2ba99 100644
--- a/.github/workflows/python-test.yml
+++ b/.github/workflows/python-test.yml
@@ -11,7 +11,11 @@ jobs:
   build:
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9, 3.10]
+        python-version:
+          - '3.7'
+          - '3.8'
+          - '3.9'
+          - '3.10'
     runs-on: ubuntu-latest
     steps:
       - name: Checkout