diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ac089b6e..20df1fc2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -67,13 +67,13 @@ jobs:
         uv run pytest tests/thirdparty/ -v
 
     - name: Upload coverage reports
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       with:
         name: coverage-${{ matrix.python-version }}
         path: htmlcov/
 
     - name: Upload coverage to GitHub
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       if: matrix.python-version == '3.11'
       with:
         name: coverage-report
@@ -168,7 +168,7 @@ jobs:
         make build-check
 
     - name: Upload build artifacts
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       with:
         name: dist
         path: dist/
diff --git a/.github/workflows/mcp-integration.yml b/.github/workflows/mcp-integration.yml
index 390135a2..5c13c22c 100644
--- a/.github/workflows/mcp-integration.yml
+++ b/.github/workflows/mcp-integration.yml
@@ -73,7 +73,7 @@ jobs:
 
     - name: Upload health check logs
       if: always()
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       with:
         name: mcp-health-check-logs
         path: test_results/mcp_integration/
@@ -188,7 +188,7 @@ jobs:
 
     - name: Upload test results - ${{ matrix.transport }}
       if: always()
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       with:
         name: mcp-integration-results-${{ matrix.transport }}
         path: artifacts/${{ matrix.transport }}/
@@ -259,7 +259,7 @@ jobs:
 
     - name: Upload comprehensive results
       if: always()
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       with:
         name: mcp-comprehensive-results
         path: |
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index bec47e91..7499174c 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -50,7 +50,7 @@ jobs:
         uv run bandit -r src/ -f txt
 
     - name: Upload Bandit report
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       if: always()
       with:
         name: bandit-report
@@ -89,7 +89,7 @@ jobs:
         uv run pip-audit --desc || true
 
     - name: Upload dependency report
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v4
       if: always()
       with:
         name: dependency-report