diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 23b45e7..7c5604a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         - "1.22"
     steps:
       - name: Check out source code
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Set up Go
         uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4
diff --git a/.github/workflows/generate.yml b/.github/workflows/generate.yml
index 04301d3..ea0998a 100644
--- a/.github/workflows/generate.yml
+++ b/.github/workflows/generate.yml
@@ -14,7 +14,7 @@ jobs:
         - "1.22"
     steps:
       - name: Check out source code
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Set up Go
         uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index dbdae57..7c8077d 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,7 +14,7 @@ jobs:
         - "1.22"
     steps:
       - name: Check out source code
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Set up Go
         uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4
diff --git a/.github/workflows/tidy.yml b/.github/workflows/tidy.yml
index 063f5df..17599ba 100644
--- a/.github/workflows/tidy.yml
+++ b/.github/workflows/tidy.yml
@@ -14,7 +14,7 @@ jobs:
         - "1.22"
     steps:
       - name: Check out source code
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Set up Go
         uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4