diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 684ba82..7bce3e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ["2.6", "2.7", "3.0", "3.1", "3.2"]
+        ruby: ["3.0", "3.1", "3.2"]
     steps:
       - uses: actions/checkout@v3
       - uses: ruby/setup-ruby@v1