diff --git a/.github/workflows/cache-clear.yml b/.github/workflows/cache-clear.yml
index 29300a7..c9a652a 100644
--- a/.github/workflows/cache-clear.yml
+++ b/.github/workflows/cache-clear.yml
@@ -15,7 +15,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Check out code"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
 
             - name: "Cleanup"
               run: |
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 0564abc..7329cde 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -48,7 +48,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Checkout repository"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
 
             # Initializes the CodeQL tools for scanning.
             - name: "Initialize CodeQL"
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index c48c96c..8ad8ed3 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -25,7 +25,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               env:
                   GIT_COMMITTER_NAME: "GitHub Actions Shell"
                   GIT_AUTHOR_NAME: "GitHub Actions Shell"
diff --git a/.github/workflows/introspect.yml b/.github/workflows/introspect.yml
index 948cc83..7344e4a 100644
--- a/.github/workflows/introspect.yml
+++ b/.github/workflows/introspect.yml
@@ -26,7 +26,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               env:
                   GIT_COMMITTER_NAME: "GitHub Actions Shell"
                   GIT_AUTHOR_NAME: "GitHub Actions Shell"
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index dff1cc3..3804104 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -28,7 +28,7 @@ jobs:
             yaml_lintable: "${{ steps.changes.outputs.yaml_lintable }}"
         steps:
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               env:
                   GIT_COMMITTER_NAME: "GitHub Actions Shell"
                   GIT_AUTHOR_NAME: "GitHub Actions Shell"
@@ -53,7 +53,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               with:
                   fetch-depth: 2
               env:
@@ -93,7 +93,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               with:
                   fetch-depth: 2
               env:
@@ -120,7 +120,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               with:
                   fetch-depth: 2
               env:
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
index dbdeb1c..e008ed6 100644
--- a/.github/workflows/scorecards.yml
+++ b/.github/workflows/scorecards.yml
@@ -38,7 +38,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Checkout code"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               with:
                   persist-credentials: false
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4fc5475..2484823 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,7 +36,7 @@ jobs:
                   egress-policy: "audit"
 
             - name: "Git checkout"
-              uses: "actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744" # v3.6.0
+              uses: "actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac" # v4.0.0
               env:
                   GIT_COMMITTER_NAME: "GitHub Actions Shell"
                   GIT_AUTHOR_NAME: "GitHub Actions Shell"