diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 0db8df6..85d910c 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -16,6 +16,7 @@ jobs:
       matrix:
         ruby:
           - head
+          - '3.2'
           - '3.1'
           - '3.0'
           - '2.7'