diff --git a/.github/workflows/baseline-test.yml b/.github/workflows/baseline-test.yml
index dc6cb34..56b1a2b 100644
--- a/.github/workflows/baseline-test.yml
+++ b/.github/workflows/baseline-test.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ['3.1', '3.2', '3.3']
+        ruby-version: ['3.2', '3.3', '3.4']
 
     steps:
     - uses: actions/checkout@v4