diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ef6c94a..abedca4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,6 +16,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
+          - 3.3
+          - 3.2
+          - 3.1
           - 3.0.0
           - 2.7.2
           - 2.6.6