diff --git a/.github/workflows/test_and_deploy.yml b/.github/workflows/test_and_deploy.yml
index c927357..54aee35 100644
--- a/.github/workflows/test_and_deploy.yml
+++ b/.github/workflows/test_and_deploy.yml
@@ -30,7 +30,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest,ubuntu-latest]
-        python-version: [3.9","3.10"]
+        python-version: ["3.9","3.10"]
         exclude:
           - os: windows-latest
             python-version: 3.9