diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b7b2957..7c748b3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: [3.9, 3.10, 3.11, 3.12]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         PIP_FLAGS: [""]
         MINIMUM_REQUIREMENTS: [0]
         include: