diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6fbc68d..20038fd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,7 +45,7 @@ jobs:
       BUNDLE_WITHOUT: development
     steps:
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           ruby-version: ${{ matrix.ruby }}
           # Enabling is the recommended way, but it cannot detect runner changes in early stage.
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 265b5c0..961e917 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: 'ubuntu-24.04'
     steps:
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
       - run: bundle exec rake rubocop
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fad505c..9c0b746 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -35,7 +35,7 @@ jobs:
       prerelease: ${{ steps.isnpect.outputs.prerelease }}
     steps:
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           # Enabling is the recommended way, but it cannot detect runner changes in early stage.
           # So disable it is better for test job, do not mind in other jobs
@@ -87,7 +87,7 @@ jobs:
     steps:
       # Required to checkout for gh command
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: false
@@ -148,7 +148,7 @@ jobs:
     steps:
       # Required to checkout for gh command
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           bundler-cache: false
       - name: Download release-assets
diff --git a/.github/workflows/signature.yml b/.github/workflows/signature.yml
index 4de9841..a084b3e 100644
--- a/.github/workflows/signature.yml
+++ b/.github/workflows/signature.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: 'ubuntu-24.04'
     steps:
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
       - run: bundle exec rake rbs
@@ -41,7 +41,7 @@ jobs:
     runs-on: 'ubuntu-24.04'
     steps:
       - uses: actions/checkout@v4
-      - uses: ruby/setup-ruby@a6e6f86333f0a2523ece813039b8b4be04560854 # v1.190.0
+      - uses: ruby/setup-ruby@52753b7da854d5c07df37391a986c76ab4615999 # v1.191.0
         with:
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
       - run: bundle exec rake signature:validate_yard