diff --git a/Makefile b/Makefile
index c16f830..9f16900 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@
 build:
 	hatch build
 
-clean:coveralls
+clean:
 	rm -rf dist build pyswip.egg-info
 
 coverage:
diff --git a/pyproject.toml b/pyproject.toml
index 80d4831..5036e47 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,12 +41,10 @@ Download = "https://github.com/yuce/pyswip/releases"
 Homepage = "https://github.com/yuce/pyswip"
 
 [tool.hatch.version]
-path = "pyswip/__init__.py"
+path = "src/pyswip/__init__.py"
 
 [tool.hatch.build.targets.sdist]
-include = [
-    "/pyswip",
-]
+packages = ["src/pyswip"]
 
 [tool.hatch.build.targets.wheel]
 packages = ["src/pyswip"]