diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e9fc045..c80660c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
           rm -rf /tmp/trivy-*
 
       - name: Checkout repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ github.sha }}
           fetch-depth: 0
diff --git a/.github/workflows/daily_build.yml b/.github/workflows/daily_build.yml
index d5b5204..e49ad33 100644
--- a/.github/workflows/daily_build.yml
+++ b/.github/workflows/daily_build.yml
@@ -37,7 +37,7 @@ jobs:
           find "$WORKSPACE" -mindepth 1 -maxdepth 1 -exec rm -rf {} +
 
       - name: Checkout repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ github.sha }}
           fetch-depth: 0
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 3fc0392..af6319f 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -38,7 +38,7 @@ jobs:
           find "$WORKSPACE" -mindepth 1 -maxdepth 1 -exec rm -rf {} +
 
       - name: Checkout repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ github.event.pull_request.head.sha || github.sha }}
           fetch-depth: 0
diff --git a/.github/workflows/scan_on_demand.yml b/.github/workflows/scan_on_demand.yml
index c8493fb..6263f82 100644
--- a/.github/workflows/scan_on_demand.yml
+++ b/.github/workflows/scan_on_demand.yml
@@ -35,7 +35,7 @@ jobs:
           rm -rf /tmp/trivy-*
 
       - name: Checkout repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ inputs.branch }}
           fetch-depth: 0
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index a6b13e9..e9a27de 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           persist-credentials: false