diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4230848..d368d5c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,6 +24,7 @@ jobs:
         - '3.11.0-beta.1 - 3.11.0'
         - 'pypy-3.7'
         - 'pypy-3.8'
+        - 'pypy-3.9'
         os-version:
         - 'ubuntu-latest'
         include: