diff --git a/.github/workflows/rubocop.yml b/.github/workflows/rubocop.yml
index 07c639f..899c3da 100644
--- a/.github/workflows/rubocop.yml
+++ b/.github/workflows/rubocop.yml
@@ -14,9 +14,6 @@ jobs:
         with:
           ruby-version: 2.7
           bundler-cache: true
-      - name: Setup rubocop
-        run: |
-          gem install bundler
       - name: Execute rubocop
         run: |
           bundle exec rubocop