diff --git a/.github/workflows/iroha2-dev-pr.yml b/.github/workflows/iroha2-dev-pr.yml
index ff127fca46a..944e6444e96 100644
--- a/.github/workflows/iroha2-dev-pr.yml
+++ b/.github/workflows/iroha2-dev-pr.yml
@@ -120,6 +120,12 @@ jobs:
         with:
           name: report-coverage
           path: lcov.info
+      - name: Upload coverage to Coveralls
+        uses: coverallsapp/github-action@v2.3.4
+        with:
+          file: lcov.info
+          format: lcov
+          github-token: ${{ github.token }}
       - name: Upload test network artifacts
         if: failure() && (steps.test_no_features.outcome == 'failure' || steps.test_all_features.outcome == 'failure')
         uses: actions/upload-artifact@v4