diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b6c44d3..a7dfe89 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8"]
+        python-version: ["3.8.19"]
       fail-fast: false
     steps:
       - name: Check out