diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 77116af6f..0b6e3deaf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,7 +40,8 @@ jobs:
       - uses: actions/checkout@v3
         with:
           submodules: "recursive"
-
+      - if: ${{ matrix.ruby == 'head' }}
+        run: "rm ${{ matrix.gemfile }}.lock"
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with: