diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 69d6de6..36d38fa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -121,14 +121,14 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: test-results-${{ matrix.service }}
           path: coverage/test-results-${{ matrix.service }}.trx
 
       - name: Upload coverage reports
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coverage-${{ matrix.service }}
           path: coverage/**/coverage.opencover.xml
@@ -208,7 +208,7 @@ jobs:
 
       - name: Upload integration test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: integration-test-results
           path: coverage-integration/integration-test-results.trx
@@ -249,7 +249,7 @@ jobs:
           fail_ci_if_error: false
 
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coverage-report
           path: ./coverage-report
diff --git a/.github/workflows/deploy-staging.yml b/.github/workflows/deploy-staging.yml
index 1319b2e..e0b2072 100644
--- a/.github/workflows/deploy-staging.yml
+++ b/.github/workflows/deploy-staging.yml
@@ -219,7 +219,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: integration-test-results
           path: test-results/
@@ -255,7 +255,7 @@ jobs:
 
       - name: Upload performance results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: performance-results
           path: |
@@ -323,7 +323,7 @@ jobs:
 
       - name: Upload E2E test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: e2e-test-results
           path: test-results/
diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 1cd7211..a85f75f 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -169,7 +169,7 @@ jobs:
 
       - name: Upload SBOM artifact
         if: github.event_name != 'pull_request'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: sbom-${{ matrix.service.name }}
           path: sbom-${{ matrix.service.name }}.json
@@ -211,7 +211,7 @@ jobs:
           EOF
 
       - name: Upload manifest
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: deployment-manifest
           path: manifest.json
diff --git a/.github/workflows/quality-checks.yml b/.github/workflows/quality-checks.yml
index 87da64b..0ae337a 100644
--- a/.github/workflows/quality-checks.yml
+++ b/.github/workflows/quality-checks.yml
@@ -132,7 +132,7 @@ jobs:
           fi
 
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coverage-report
           path: ./coverage-report
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 460ce57..2809de3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -68,7 +68,7 @@ jobs:
           fi
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: test-results-${{ matrix.service }}
@@ -173,7 +173,7 @@ jobs:
             --artifacts ./BenchmarkDotNet.Artifacts
 
       - name: Upload benchmark results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: benchmark-results
           path: BenchmarkDotNet.Artifacts/results/
@@ -224,14 +224,14 @@ jobs:
           BASE_URL: http://localhost:3000
 
       - name: Upload test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: e2e-test-results
           path: tests/E2ETests/test-results/
 
       - name: Upload Playwright report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: playwright-report
@@ -265,7 +265,7 @@ jobs:
           BASE_URL: http://localhost:8080
 
       - name: Upload load test results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: load-test-results
           path: |
@@ -312,7 +312,7 @@ jobs:
             --enableRetired
 
       - name: Upload security reports
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: security-reports
           path: reports/
@@ -364,7 +364,7 @@ jobs:
             -historydir:"./coverage-history"
 
       - name: Upload coverage report
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: coverage-report
           path: ./coverage-report