diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 778d98d..7cb365b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,4 +38,11 @@ jobs:
 
     - name: Test with pytest
       run: |
-        poetry run pytest
+        poetry run pytest --cov=./
+        
+    - name: Upload coverage data to coveralls.io
+      run: |
+        pip install coveralls
+        coveralls --service=github
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}