diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 410b7bc6..6ce6c52b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,7 +40,7 @@ jobs:
     - name: Check out code
       uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
     - name: Set up Ruby ${{ matrix.ruby }}
-      uses: ruby/setup-ruby@ed55d55e820a01da7d3e4863a8c51a61d73c3228 # v1.274.0
+      uses: ruby/setup-ruby@4c24fa5ec04b2e79eb40571b1cee2a0d2b705771 # v1.278.0
       with:
         ruby-version: ${{ matrix.ruby }}
         bundler-cache: true