diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 4f3ca20..c9586fc 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -12,7 +12,6 @@ jobs:
     strategy:
       matrix:
         ruby-version:
-        - '3.1'
         - '3.3'
     services:
       postgres:
@@ -44,6 +43,6 @@ jobs:
     - name: Run tests
       run: bundle exec rake
     - name: Report code coverage
-      if: ${{ github.ref == 'refs/heads/master' && matrix.ruby-version == '3.3' }}
+      if: "${{ github.ref == 'refs/heads/master' && matrix.ruby-version == '3.3' }}"
       continue-on-error: true
       uses: paambaati/codeclimate-action@v9