diff --git a/action.yml b/action.yml
index 3b34bb1..939d221 100644
--- a/action.yml
+++ b/action.yml
@@ -40,7 +40,7 @@ runs:
           echo "ruby-version=ruby" >> "$GITHUB_ENV"
         fi
 
-    - uses: ruby/setup-ruby@ae195bbe749a7cef685ac729197124a48305c1cb # v1.276.0
+    - uses: ruby/setup-ruby@4c24fa5ec04b2e79eb40571b1cee2a0d2b705771 # v1.278.0
       with:
         ruby-version: ${{ inputs.ruby-version || env.ruby-version }}
         bundler-cache: true