diff --git a/.github/workflows/ai-service-ci.yml b/.github/workflows/ai-service-ci.yml
index 0fa24e0..cb13fc9 100644
--- a/.github/workflows/ai-service-ci.yml
+++ b/.github/workflows/ai-service-ci.yml
@@ -124,7 +124,7 @@ jobs:
         zip -r ../ai-service-deploy.zip .
         
     - name: Upload deployment artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: ai-service-deploy
         path: ai-service-deploy.zip
diff --git a/.github/workflows/ocr-regression.yml b/.github/workflows/ocr-regression.yml
index 95d690f..e4330d7 100644
--- a/.github/workflows/ocr-regression.yml
+++ b/.github/workflows/ocr-regression.yml
@@ -49,7 +49,7 @@ jobs:
         
     - name: Upload Regression Report
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: ocr-regression-report
         path: app/ai-service/ocr_report.json