diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a78aea1..f6cf093 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,6 @@ jobs:
       matrix:
         ruby:
           - '2.6'
-          - '3.3'
     steps:
       - name: Checkout
         uses: actions/checkout@v4