diff --git a/.coveragerc b/.coveragerc
index 8269d0d..4be0d73 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,3 +1,6 @@
+[run]
+relative_files = True
+
 [report]
 exclude_lines =
 	pragma: no cover
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9938dd2..2e40609 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,7 +33,10 @@ jobs:
           path: ./wheelhouse/*.whl
 
       - name: Coveralls
+        if: matrix.os == 'linux-intel'
         uses: coverallsapp/github-action@v2
+        with:
+          files: ./wheelhouse/.coverage*
 
   build-sdist:
     name: Build source distribution
diff --git a/pyproject.toml b/pyproject.toml
index 2b8d324..087495f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -78,6 +78,7 @@ test-groups = ["dev"]
 test-command = [
     "python -c 'import mwparserfromhell.parser._tokenizer'",
     "pytest {project}/tests -rxs --cov=mwparserfromhell",
+    "mkdir -p /output && mv .coverage /output/.coverage.$(uuidgen)"
 ]
 
 [tool.pyright]