diff --git a/.github/workflows/puppet-unit-tests.yml b/.github/workflows/puppet-unit-tests.yml
index 747b599..f930dea 100644
--- a/.github/workflows/puppet-unit-tests.yml
+++ b/.github/workflows/puppet-unit-tests.yml
@@ -30,7 +30,7 @@ jobs:
           - '7'
           - '8'
         ruby:
-          - '2.7'
+          - '3.1'
           - '3.2'
     steps:
       - name: 'Checkout repo'