diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2e596c5..6fd781f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v4
 
-      - uses: ruby/setup-ruby@e34163cd15f4bb403dcd72d98e295997e6a55798 # pin@v1.238.0
+      - uses: ruby/setup-ruby@cb0fda56a307b8c78d38320cd40d9eb22a3bf04e # pin@v1.242.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 5c9c67d..af45e07 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v4
 
-      - uses: ruby/setup-ruby@e34163cd15f4bb403dcd72d98e295997e6a55798 # pin@v1.238.0
+      - uses: ruby/setup-ruby@cb0fda56a307b8c78d38320cd40d9eb22a3bf04e # pin@v1.242.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e3db4c8..eedb221 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v4
 
-      - uses: ruby/setup-ruby@e34163cd15f4bb403dcd72d98e295997e6a55798 # pin@v1.238.0
+      - uses: ruby/setup-ruby@cb0fda56a307b8c78d38320cd40d9eb22a3bf04e # pin@v1.242.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4a29ce2..02f1d5b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Update .ruby-version with matrix value
         run: echo "${{ matrix.ruby_version }}" >| .ruby-version
 
-      - uses: ruby/setup-ruby@e34163cd15f4bb403dcd72d98e295997e6a55798 # pin@v1.238.0
+      - uses: ruby/setup-ruby@cb0fda56a307b8c78d38320cd40d9eb22a3bf04e # pin@v1.242.0
         with:
           bundler-cache: true