diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index e1c1102..fd260ff 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -21,10 +21,11 @@ jobs:
           version: '0.16.0'
           args: '--ignore-tests -- --test-threads 1'
 
-      - name: Upload to codecov.io
-        uses: codecov/codecov-action@v1.0.2
+      - name: Upload to Coveralls
+        uses: actions-rs/tarpaulin@v0.1
         with:
-          token: ${{secrets.CODECOV_TOKEN}}
+          version: '0.16.0'
+          args: '--coveralls ${{secrets.COVERALLS_TOKEN}}'
 
       - name: Archive code coverage results
         uses: actions/upload-artifact@v1