diff --git a/.github/workflows/pages-check-links.yml b/.github/workflows/pages-check-links.yml
index 75813f0e..51395c04 100644
--- a/.github/workflows/pages-check-links.yml
+++ b/.github/workflows/pages-check-links.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1.113.3
         with:
-          ruby-version: 2.7.x
+          ruby-version: 2.7
       
       - name: Setup Rubygems, Bundler, jekyll
         run: |