diff --git a/pyproject.toml b/pyproject.toml
index 150992c..fc88790 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,6 +47,13 @@ testpaths = [
     "tests",
 ]
 
+[tool.coverage.run]
+relative_files = true
+source = ["src"]
+
+[tool.coverage.report]
+skip_empty = true
+
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"