diff --git a/.github/workflows/PublishCoverageResults.yml b/.github/workflows/PublishCoverageResults.yml
index 73b03ed..fcb3bc7 100644
--- a/.github/workflows/PublishCoverageResults.yml
+++ b/.github/workflows/PublishCoverageResults.yml
@@ -200,6 +200,7 @@ jobs:
 
       - name: 📊 Publish code coverage at CodeCov
         uses: codecov/codecov-action@v5
+        id: codecov
         if: inputs.codecov
         continue-on-error: true
         with:
@@ -212,8 +213,18 @@ jobs:
 
       - name: 📉 Publish code coverage at Codacy
         uses: codacy/codacy-coverage-reporter-action@v1
+        id: codacy
         if: inputs.codacy
         continue-on-error: true
         with:
           project-token: ${{ secrets.CODACY_TOKEN }}
           coverage-reports: ${{ inputs.coverage_report_xml_directory }}/${{ inputs.coverage_report_xml_filename }}
+
+      - name: Generate error messages
+        run: |
+          if [[ "${{ steps.codecov.outcome }}" == "failure" ]]; then
+            printf "::error title=%s::%s\n" "Codecov" "Failed to publish code coverage results."
+          fi
+          if [[ "${{ steps.codacy.outcome }}" == "failure" ]]; then
+            printf "::error title=%s::%s\n" "Codacy" "Failed to publish code coverage results."
+          fi
diff --git a/.github/workflows/PublishOnPyPI.yml b/.github/workflows/PublishOnPyPI.yml
index f5e976c..5f17966 100644
--- a/.github/workflows/PublishOnPyPI.yml
+++ b/.github/workflows/PublishOnPyPI.yml
@@ -50,7 +50,6 @@ on:
         required: false
 
 jobs:
-
   PublishOnPyPI:
     name: 🚀 Publish to PyPI
     runs-on: "ubuntu-${{ inputs.ubuntu_image_version }}"
diff --git a/.github/workflows/PublishTestResults.yml b/.github/workflows/PublishTestResults.yml
index 41b21ac..48e2477 100644
--- a/.github/workflows/PublishTestResults.yml
+++ b/.github/workflows/PublishTestResults.yml
@@ -74,6 +74,11 @@ on:
         required: false
         default: true
         type: boolean
+      codecov_flags:
+        description: 'Flags applied to the upload to Codecov'
+        required: false
+        default: 'unittest'
+        type: string
     secrets:
       CODECOV_TOKEN:
         description: 'Token to push result to Codecov.'
@@ -125,13 +130,21 @@ jobs:
 
       - name: 📊 Publish unittest results at CodeCov
         uses: codecov/test-results-action@v1
+        id: codecov
         if: inputs.codecov
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           disable_search: true
           files: ${{ inputs.merged_junit_filename }}
+          flags: ${{ inputs.codecov_flags }}
           fail_ci_if_error: true
 
+      - name: Generate error messages
+        run: |
+          if [[ "${{ steps.codecov.outcome }}" == "failure" ]]; then
+            printf "::error title=%s::%s\n" "Codecov" "Failed to publish unittest results."
+          fi
+
       - name: 📤 Upload merged 'JUnit Test Summary' artifact
         uses: pyTooling/upload-artifact@v4
         if: inputs.merged_junit_artifact != ''
diff --git a/tests/requirements.txt b/tests/requirements.txt
index e44d7b6..dc267c1 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -10,4 +10,4 @@ pytest-cov ~= 6.1
 # Static Type Checking
 mypy ~= 1.15
 typing_extensions ~= 4.13
-lxml ~= 5.3
+lxml ~= 5.4