diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index db426c0..4db85cd 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Prepare environment
         uses: ./.github/actions/prepare
diff --git a/.github/workflows/registry-check.yml b/.github/workflows/registry-check.yml
index e4611b2..f9151f5 100644
--- a/.github/workflows/registry-check.yml
+++ b/.github/workflows/registry-check.yml
@@ -18,7 +18,7 @@ jobs:
     name: Registry Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Prepare environment
         uses: ./.github/actions/prepare
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 88c21d0..b4a13f3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Prepare environment
         uses: ./.github/actions/prepare
diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 754ed2e..5162ce6 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -18,7 +18,7 @@ jobs:
     name: TypeCheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Prepare environment
         uses: ./.github/actions/prepare