diff --git a/.github/workflows/deploy-prod.yml b/.github/workflows/deploy-prod.yml
index e4828e9..7887c23 100644
--- a/.github/workflows/deploy-prod.yml
+++ b/.github/workflows/deploy-prod.yml
@@ -119,6 +119,7 @@ jobs:
 
       - name: Upload coverage report
         uses: actions/upload-artifact@v7
+        continue-on-error: true
         with:
           name: backend-coverage
           path: backend/coverage
@@ -432,6 +433,8 @@ jobs:
       - name: Upload test report
         uses: actions/upload-artifact@v7
         if: always()
+        # Artifact upload must never fail the job (storage quota can be full)
+        continue-on-error: true
         with:
           name: prod-smoke-test-report
           path: tests/playwright-report
@@ -440,6 +443,8 @@ jobs:
       - name: Upload test screenshots
         uses: actions/upload-artifact@v7
         if: failure()
+        # Artifact upload must never fail the job (storage quota can be full)
+        continue-on-error: true
         with:
           name: prod-test-screenshots
           path: tests/test-results
diff --git a/.github/workflows/deploy-test.yml b/.github/workflows/deploy-test.yml
index 1f8b594..47224e7 100644
--- a/.github/workflows/deploy-test.yml
+++ b/.github/workflows/deploy-test.yml
@@ -247,6 +247,8 @@ jobs:
       - name: Upload test report
         uses: actions/upload-artifact@v7
         if: always()
+        # Artifact upload must never fail the job (storage quota can be full)
+        continue-on-error: true
         with:
           name: e2e-test-report
           path: tests/playwright-report
@@ -255,6 +257,8 @@ jobs:
       - name: Upload test screenshots
         uses: actions/upload-artifact@v7
         if: failure()
+        # Artifact upload must never fail the job (storage quota can be full)
+        continue-on-error: true
         with:
           name: e2e-test-screenshots
           path: tests/test-results