diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 61d7de0..24c5fc8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,6 +29,7 @@ jobs:
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}
+          rubygems: latest
           bundler: ${{ matrix.bundler-version }}
           bundler-cache: true
       - name: Run tests
@@ -44,6 +45,7 @@ jobs:
         with:
           ruby-version: "3.0"
           bundler-cache: true
+          rubygems: latest
       - name: Run RuboCop
         run: bin/rubocop
         timeout-minutes: 2