diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ee8672a..59be77a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,7 +46,7 @@ jobs:
         run: dotnet build ${{ env.SOLUTION_PATH }} --configuration Release --no-restore
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: build-artifacts
           path: |
@@ -86,7 +86,7 @@ jobs:
             --filter "Category!=Integration"
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: unit-test-results
@@ -103,7 +103,7 @@ jobs:
             -reporttypes:"Html;Cobertura" || true
 
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: success()
         with:
           name: coverage-report
@@ -209,7 +209,7 @@ jobs:
           DOTNET_SYSTEM_NET_HTTP_USESOCKETSHTTPHANDLER: 0
 
       - name: Upload integration test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: integration-test-results
@@ -252,7 +252,7 @@ jobs:
         run: npm run build
 
       - name: Upload UI build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ui-dist
           path: ui/dist/
diff --git a/.github/workflows/ui-tests.yml b/.github/workflows/ui-tests.yml
index f7cbd9d..f667482 100644
--- a/.github/workflows/ui-tests.yml
+++ b/.github/workflows/ui-tests.yml
@@ -49,7 +49,7 @@ jobs:
         run: npm run build
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ui-dist
           path: ui/dist
@@ -94,7 +94,7 @@ jobs:
           BASE_URL: http://localhost:5173
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: playwright-report-standalone
@@ -178,7 +178,7 @@ jobs:
           BASE_URL: http://localhost:5173
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: playwright-report-integration
@@ -188,7 +188,7 @@ jobs:
           retention-days: 7
 
       - name: Upload screenshots
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: e2e-screenshots
@@ -233,7 +233,7 @@ jobs:
           BASE_URL: http://localhost:5173
 
       - name: Upload visual snapshots
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: visual-snapshots
           path: ui/e2e/screenshots/