diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 427bae2..6f7ecb2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
 
       - name: Set running flag
         run: echo "RUNNING=1" >> $GITHUB_ENV
-      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - uses: technote-space/get-git-comment-action@452f5ad96363fd079a9a36ac980b943eedf327df # v1.2.3
       - uses: technote-space/get-diff-action@f27caffdd0fb9b13f4fc191c016bb4e0632844af # v6.1.2
         with:
@@ -64,7 +64,7 @@ jobs:
 
       - name: Set running flag
         run: echo "RUNNING=1" >> $GITHUB_ENV
-      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - uses: technote-space/get-git-comment-action@452f5ad96363fd079a9a36ac980b943eedf327df # v1.2.3
       - uses: technote-space/get-diff-action@f27caffdd0fb9b13f4fc191c016bb4e0632844af # v6.1.2
         with:
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b36bd05..a64daf6 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -46,7 +46,7 @@ jobs:
           egress-policy: audit
 
       - name: Checkout repository
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index bf2dcfb..e274d65 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -22,6 +22,6 @@ jobs:
           egress-policy: audit
 
       - name: 'Checkout Repository'
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@5a2ce3f5b92ee19cbb1541a4984c76d921601d7c # v4.3.4
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
index af8b737..5b5c801 100644
--- a/.github/workflows/scorecards.yml
+++ b/.github/workflows/scorecards.yml
@@ -36,7 +36,7 @@ jobs:
           egress-policy: audit
 
       - name: "Checkout code"
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
         with:
           persist-credentials: false