diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c3ab323..ff4e3c6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3, 3.6, 3.7]
+        python-version: ["3", "3.7"]
 
     steps:
       - uses: actions/checkout@main