diff --git a/.github/workflows/publish-gem.yml b/.github/workflows/publish-gem.yml
index d49ea7b..50f619c 100644
--- a/.github/workflows/publish-gem.yml
+++ b/.github/workflows/publish-gem.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Set up Ruby 3.1
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.1'
+          ruby-version: '3.1.x'
       - name: Publish to GPR
         run: |
           mkdir -p $HOME/.gem