diff --git a/.github/workflows/test_and_run_demo.yaml b/.github/workflows/test_and_run_demo.yaml
index 9dee1c1..2fc9ae2 100644
--- a/.github/workflows/test_and_run_demo.yaml
+++ b/.github/workflows/test_and_run_demo.yaml
@@ -45,8 +45,15 @@ jobs:
         id: jacoco
         uses: madrapps/jacoco-report@v1.7.1
         with:
-          paths: |
-            ${GITHUB_WORKSPACE}/kmp-socketio/build/reports/kover/report.xml
+          paths: ${{ github.workspace }}/kmp-socketio/build/reports/kover/report.xml
           token: ${{ secrets.GITHUB_TOKEN }}
           min-coverage-overall: 80
           min-coverage-changed-files: 80
+          pass-emoji: ":white_check_mark:"
+          fail-emoji: ":negative_squared_cross_mark:"
+      - name: Coverage check
+        if: ${{ steps.jacoco.outputs.coverage-overall < 80.0 }} || ${{ steps.jacoco.outputs.coverage-changed-files < 80.0 }}
+        uses: actions/github-script@v7
+        with:
+          script: |
+            core.setFailed("Coverage check failed! overall ${{ steps.jacoco.outputs.coverage-overall }}, diff ${{ steps.jacoco.outputs.coverage-changed-files }}")