diff --git a/.github/workflows/claude-code-tests.yml b/.github/workflows/claude-code-tests.yml
index 5b9835f..a182441 100644
--- a/.github/workflows/claude-code-tests.yml
+++ b/.github/workflows/claude-code-tests.yml
@@ -12,9 +12,9 @@ jobs:
     name: Validate plugin (real signal)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with:
           node-version: '20'
 
@@ -85,7 +85,7 @@ jobs:
       matrix:
         project-type: [nodejs, rails, python, generic]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Create fixture project
         run: |
@@ -122,9 +122,9 @@ jobs:
     if: github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with:
           node-version: '20'
 
diff --git a/.github/workflows/codex-tests.yml b/.github/workflows/codex-tests.yml
index 0bad773..a59907e 100644
--- a/.github/workflows/codex-tests.yml
+++ b/.github/workflows/codex-tests.yml
@@ -16,16 +16,16 @@ jobs:
         
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v7
       
     - name: Setup Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v7
       with:
         node-version: '18'
         
     - name: Setup Python (for Python tests)
       if: matrix.project-type == 'python'
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v7
       with:
         python-version: '3.9'
         
@@ -378,7 +378,7 @@ jobs:
         echo "All Codex integration tests passed for ${{ matrix.project-type }} project type."
         
     - name: Upload Codex test artifacts
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       if: always()
       with:
         name: codex-test-${{ matrix.project-type }}
@@ -392,10 +392,10 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v7
       
     - name: Download all Codex test artifacts
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v8
       with:
         pattern: codex-test-*
         path: test-artifacts/
@@ -482,10 +482,10 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v7
       
     - name: Download Codex test artifacts
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v8
       with:
         pattern: codex-test-*
         path: test-artifacts/