diff --git a/.github/workflows/pr_tests.yml b/.github/workflows/pr_tests.yml
index 286c98e..665dc9b 100644
--- a/.github/workflows/pr_tests.yml
+++ b/.github/workflows/pr_tests.yml
@@ -30,7 +30,7 @@ jobs:
       - name: "Install Ruby ${{matrix.puppet.ruby_version}}"
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7.8
+          ruby-version: 3.4.8
           bundler-cache: true
       - run: |
           bundle show
@@ -43,7 +43,7 @@ jobs:
       - name: 'Install Ruby ${{matrix.puppet.ruby_version}}'
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7.8
+          ruby-version: 3.4.8
           bundler-cache: true
       - run: 'command -v rpm || if command -v apt-get; then sudo apt-get update; sudo apt-get install -y rpm; fi ||:'
       - name: 'Tags and changelogs'