diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 92171fa..7fe72ca 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v5
 
-      - uses: ruby/setup-ruby@2a7b30092b0caf9c046252510f9273b4875f3db9 # pin@v1.254.0
+      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # pin@v1.255.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/gem.yml b/.github/workflows/gem.yml
index cd79aad..ce83f2b 100644
--- a/.github/workflows/gem.yml
+++ b/.github/workflows/gem.yml
@@ -20,7 +20,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v5
 
-      - uses: ruby/setup-ruby@2a7b30092b0caf9c046252510f9273b4875f3db9 # pin@v1.254.0
+      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # pin@v1.255.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index a4fc53f..c91f1e9 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v5
 
-      - uses: ruby/setup-ruby@2a7b30092b0caf9c046252510f9273b4875f3db9 # pin@v1.254.0
+      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # pin@v1.255.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4f3c271..c6062e2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v5
 
-      - uses: ruby/setup-ruby@2a7b30092b0caf9c046252510f9273b4875f3db9 # pin@v1.254.0
+      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # pin@v1.255.0
         with:
           bundler-cache: true
           ruby-version: ${{ matrix.ruby }}