diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index edfa47c..d004b19 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,7 +42,7 @@ jobs:
 
     - name: Upload test results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: test-results
         path: |
diff --git a/.github/workflows/manual-validation.yml b/.github/workflows/manual-validation.yml
index e705ae8..24b7ab2 100644
--- a/.github/workflows/manual-validation.yml
+++ b/.github/workflows/manual-validation.yml
@@ -51,7 +51,7 @@ jobs:
     
     - name: Upload validation results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: validation-results-${{ inputs.validation_type }}
         path: validation/
diff --git a/.github/workflows/validation.yml b/.github/workflows/validation.yml
index fe1151f..ef89bd4 100644
--- a/.github/workflows/validation.yml
+++ b/.github/workflows/validation.yml
@@ -36,7 +36,7 @@ jobs:
     
     - name: Upload results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: quick-validation-results
         path: validation/
@@ -64,7 +64,7 @@ jobs:
     
     - name: Upload results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: full-validation-results
         path: validation/
@@ -94,7 +94,7 @@ jobs:
     
     - name: Upload results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: scenario-test-results
         path: validation/
@@ -123,7 +123,7 @@ jobs:
     
     - name: Upload pytest results
       if: always()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: pytest-results
         path: test_results.txt