diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 502c2a0e..a03c20f2 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index babbd91d..5b5976d3 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -57,7 +57,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/current-runtime-heads.yml b/.github/workflows/current-runtime-heads.yml
index 850ef2a7..c4b19165 100644
--- a/.github/workflows/current-runtime-heads.yml
+++ b/.github/workflows/current-runtime-heads.yml
@@ -66,7 +66,7 @@ jobs:
     steps:
       - name: Checkout
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
diff --git a/.github/workflows/current.yml b/.github/workflows/current.yml
index 38bb53f2..45dc5e0e 100644
--- a/.github/workflows/current.yml
+++ b/.github/workflows/current.yml
@@ -64,7 +64,7 @@ jobs:
     steps:
       - name: Checkout
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index 0d4a0136..046e9c88 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v4
diff --git a/.github/workflows/heads.yml b/.github/workflows/heads.yml
index 556f9114..7808cf11 100644
--- a/.github/workflows/heads.yml
+++ b/.github/workflows/heads.yml
@@ -65,7 +65,7 @@ jobs:
     steps:
       - name: Checkout
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
diff --git a/.github/workflows/jruby.yml b/.github/workflows/jruby.yml
index ab7ef922..d16768d6 100644
--- a/.github/workflows/jruby.yml
+++ b/.github/workflows/jruby.yml
@@ -47,7 +47,7 @@ jobs:
     steps:
       - name: Checkout
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         if: ${{ !env.ACT || !startsWith(matrix.ruby, 'jruby') }}
diff --git a/.github/workflows/legacy.yml b/.github/workflows/legacy.yml
index c70833a7..b478b4d6 100644
--- a/.github/workflows/legacy.yml
+++ b/.github/workflows/legacy.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/style.yml b/.github/workflows/style.yml
index 81d7b6ee..559d103a 100644
--- a/.github/workflows/style.yml
+++ b/.github/workflows/style.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/supported.yml b/.github/workflows/supported.yml
index f2c2adcf..553fb6a2 100644
--- a/.github/workflows/supported.yml
+++ b/.github/workflows/supported.yml
@@ -62,7 +62,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/unsupported.yml b/.github/workflows/unsupported.yml
index a53c98a9..b1907741 100644
--- a/.github/workflows/unsupported.yml
+++ b/.github/workflows/unsupported.yml
@@ -59,7 +59,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Ruby & RubyGems
         uses: ruby/setup-ruby@v1