diff --git a/.github/workflows/boj-build.yml b/.github/workflows/boj-build.yml
index 712beb3..7868fbf 100644
--- a/.github/workflows/boj-build.yml
+++ b/.github/workflows/boj-build.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: Trigger BoJ Server (Casket/ssg-mcp)
         run: |
           # Send a secure trigger to boj-server to build this repository
diff --git a/.github/workflows/casket-pages.yml b/.github/workflows/casket-pages.yml
index 29e7dd2..367117c 100644
--- a/.github/workflows/casket-pages.yml
+++ b/.github/workflows/casket-pages.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v4
 
       - name: Setup Pages
         uses: actions/configure-pages@45bfe0192ca1faeb007ade9deae92b16b8254a0d # v6.0.0
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 76e81ff..9dccedf 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -36,15 +36,15 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@7211b7c8077ea37d8641b6271f6a365a22a5fbfa # v3
+        uses: github/codeql-action/init@87557b9c84dde89fdd9b10e88954ac2f4248e463 # v3
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@7211b7c8077ea37d8641b6271f6a365a22a5fbfa # v3
+        uses: github/codeql-action/analyze@87557b9c84dde89fdd9b10e88954ac2f4248e463 # v3
         with:
           category: "/language:${{ matrix.language }}"