diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 9e7ac80..aaa63a4 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -14,6 +14,7 @@ jobs:
           - '3.10'
           - '3.11'
           - '3.12'
+          - '3.13'
         beancount:
           - '~= 2.3.6'
           - '@ git+https://github.com/beancount/beancount.git'