diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cf37f42..87337f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Setup Ruby
-        uses: ruby/setup-ruby@3ff19f5e2baf30647122352b96108b1fbe250c64
+        uses: ruby/setup-ruby@4c56a21280b36d862b5fc31348f463d60bdc55d5
         with:
           ruby-version: '3.0'
           bundler-cache: true
@@ -25,7 +25,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Setup Ruby
-        uses: ruby/setup-ruby@3ff19f5e2baf30647122352b96108b1fbe250c64
+        uses: ruby/setup-ruby@4c56a21280b36d862b5fc31348f463d60bdc55d5
         with:
           ruby-version: '3.0'
           bundler-cache: true
@@ -38,7 +38,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Setup Ruby
-        uses: ruby/setup-ruby@3ff19f5e2baf30647122352b96108b1fbe250c64
+        uses: ruby/setup-ruby@4c56a21280b36d862b5fc31348f463d60bdc55d5
         with:
           ruby-version: '3.0'
           bundler-cache: true
@@ -51,7 +51,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Setup Ruby
-        uses: ruby/setup-ruby@3ff19f5e2baf30647122352b96108b1fbe250c64
+        uses: ruby/setup-ruby@4c56a21280b36d862b5fc31348f463d60bdc55d5
         with:
           ruby-version: '3.0'
           bundler-cache: true