diff --git a/.github/workflows/security-check.yml b/.github/workflows/security-check.yml
index c8bb451..22487c7 100644
--- a/.github/workflows/security-check.yml
+++ b/.github/workflows/security-check.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Scan for hardcoded secrets
         run: |
diff --git a/.github/workflows/skill-validation.yml b/.github/workflows/skill-validation.yml
index 4e0a37d..d4a5126 100644
--- a/.github/workflows/skill-validation.yml
+++ b/.github/workflows/skill-validation.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Run skill validation script
         run: |
diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index ab74550..8ea9b74 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Run full test suite
         run: |