diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5d04dc9..7186ac9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -9,7 +9,7 @@ jobs:
           - "ubuntu-latest"
         python-version:
           - 3.7.17
-          - 3.8.20
+          - 3.8.18
           - 3.9.20
           - 3.10.15
           - 3.11.10