diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cc5bbea..d782038 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, ubuntu-latest]
-        python: [3.8, 3.10]
+        python: [3.8, "3.10"]
 
     steps:
       - uses: actions/checkout@v2