diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5ac3dc8..e7d176f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ['2.3', '2.4', '2.5', '2.6', '2.7', '3.0']
+        ruby-version: ['2.5', '2.6', '2.7', '3.0', '3.1', '3.2', '3.3']
 
     name: Ruby (${{ matrix.ruby-version }})
     steps: