diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a00f147..ed5b178 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v6
 
-      - uses: ruby/setup-ruby@4fc31e1c823882afd7ef55985266a526c589de90 # pin@v1.282.0
+      - uses: ruby/setup-ruby@80740b3b13bf9857e28854481ca95a84e78a2bdf # pin@v1.284.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 2e7e72c..dea5bfe 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v6
 
-      - uses: ruby/setup-ruby@4fc31e1c823882afd7ef55985266a526c589de90 # pin@v1.282.0
+      - uses: ruby/setup-ruby@80740b3b13bf9857e28854481ca95a84e78a2bdf # pin@v1.284.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index baf13a3..c7f48fd 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v6
 
-      - uses: ruby/setup-ruby@4fc31e1c823882afd7ef55985266a526c589de90 # pin@v1.282.0
+      - uses: ruby/setup-ruby@80740b3b13bf9857e28854481ca95a84e78a2bdf # pin@v1.284.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 372b2dc..5c96bf4 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@4fc31e1c823882afd7ef55985266a526c589de90 # pin@v1.282.0
+      - uses: ruby/setup-ruby@80740b3b13bf9857e28854481ca95a84e78a2bdf # pin@v1.284.0
         with:
           bundler-cache: true