diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 84806562..8d74aaf9 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@4c56a21280b36d862b5fc31348f463d60bdc55d5 # pin@v1.301.0
+      - uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # pin@v1.305.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 21caaf70..71b0a327 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@4c56a21280b36d862b5fc31348f463d60bdc55d5 # pin@v1.301.0
+      - uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # pin@v1.305.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9c397bfa..089c7fdc 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@4c56a21280b36d862b5fc31348f463d60bdc55d5 # pin@v1.301.0
+      - uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # pin@v1.305.0
         with:
           bundler-cache: true
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5578de40..99685d93 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@4c56a21280b36d862b5fc31348f463d60bdc55d5 # pin@v1.301.0
+      - uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # pin@v1.305.0
         with:
           bundler-cache: true