diff --git a/.github/workflows/quality.yaml b/.github/workflows/quality.yaml
index ac61b4e..fd368c6 100644
--- a/.github/workflows/quality.yaml
+++ b/.github/workflows/quality.yaml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.9, 3.10, 3.11, 3.12, 3.13]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         include:
           - python-version: "3.9"
             name: "Python 3.9"