diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a92e81f..d048f90 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,6 +11,10 @@ jobs:
   release-please:
     runs-on: ubuntu-latest
     steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.1.2
+
       - name: publish gem
         run: |
           gem install bundler