diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 6f8fa60..a394448 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -21,7 +21,7 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     strategy:
       matrix:
         python-version:
@@ -30,6 +30,8 @@ jobs:
           - 3.8
           - 3.9
           - "3.10"
+          - 3.11
+          - 3.12
       fail-fast: false
     steps:
     - name: Checkout