diff --git a/.github/workflows/forms-cli.yml b/.github/workflows/forms-cli.yml
index 703aeea70..e72b49857 100644
--- a/.github/workflows/forms-cli.yml
+++ b/.github/workflows/forms-cli.yml
@@ -25,7 +25,7 @@ jobs:
         run: |
           echo "RUBY_VERSION=$(cat ../../.ruby-version)" >> "$GITHUB_OUTPUT"
       - name: Install Ruby and gems
-        uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # v1.305.0
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: true
           ruby-version: ${{steps.determine-ruby-version.outputs.RUBY_VERSION}}
diff --git a/.github/workflows/pipeline-visualiser.yml b/.github/workflows/pipeline-visualiser.yml
index 91880a42d..d21841dd5 100644
--- a/.github/workflows/pipeline-visualiser.yml
+++ b/.github/workflows/pipeline-visualiser.yml
@@ -35,7 +35,7 @@ jobs:
         run: |
           echo "RUBY_VERSION=$(cat ../../.ruby-version)" >> "$GITHUB_OUTPUT"
       - name: Install Ruby and gems
-        uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # v1.305.0
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: true
           ruby-version: ${{steps.determine-ruby-version.outputs.RUBY_VERSION}}
diff --git a/.github/workflows/ruby-ci.yml b/.github/workflows/ruby-ci.yml
index 5bf12dd85..dfc6f8465 100644
--- a/.github/workflows/ruby-ci.yml
+++ b/.github/workflows/ruby-ci.yml
@@ -48,7 +48,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Install Ruby and gems at root
-        uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # v1.305.0
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: true
           ruby-version: ${{needs.setup.outputs.ruby-version}}
@@ -73,7 +73,7 @@ jobs:
           install_args: hcl2json
 
       - name: "Install Ruby and gems in ${{matrix.spec_target}}"
-        uses: ruby/setup-ruby@0cb964fd540e0a24c900370abf38a33466142735 # v1.305.0
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: true
           ruby-version: ${{needs.setup.outputs.ruby-version}}