diff --git a/INSTALL.md b/INSTALL.md
index 9fa6b7e..2a30c47 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -1,8 +1,15 @@
-# PySwip INSTALL
+# Installing PySwip
 
-PySwip has no dependencies beyond Python's standard library. Some operating systems do not install the full standard library. In that case make sure that your Python setup includes `ctypes`.
+Requirements:
 
-We recommend installing PySwip into a virtual environment. Python3 already has built-in support for that. You can create a virtual environment in `pyswip_env` directory using:
+
+PySwip has no dependencies beyond Python's standard library.
+Some operating systems do not install the full standard library.
+In that case make sure that your Python setup includes the `ctypes` module.
+
+We recommend installing PySwip into a virtual environment.
+Python3 already has built-in support for that.
+You can create a virtual environment in `pyswip_env` directory using:
 ```
 python3 -m venv pyswip_env
 ```
@@ -25,7 +32,7 @@ See the [Python documentation](https://docs.python.org/3/library/venv.html) for
 
 ### Arch Linux
 
-[Alexander Rødseth](https://roboticoverlords.org) maintains the [Arch Linux package](https://www.archlinux.org/packages/community/any/python-pyswip/).
+[Alexander Rødseth](https://roboticoverlords.org) maintains the [Arch Linux package](https://archlinux.org/packages/extra/any/python-pyswip/).
 
 Install PySwip with dependencies using:
 ```
@@ -34,7 +41,7 @@ sudo pacman -S python-pyswip
 
 ### Manjaro Linux
 
-Same as the Arch Linux instructions. See: https://discover.manjaro.org/packages/python-pyswip
+Same as the Arch Linux instructions. See: https://manjaristas.org/branch_compare?q=pyswip
 
 ### Parabola GNU/Linux-libre
 
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 d0495e0..5036e47 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,15 +41,13 @@ 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 = ["pyswip"]
+packages = ["src/pyswip"]
 
 [tool.hatch.envs.test]
 dependencies = [
diff --git a/pyswip/__init__.py b/src/pyswip/__init__.py
similarity index 100%
rename from pyswip/__init__.py
rename to src/pyswip/__init__.py
diff --git a/pyswip/core.py b/src/pyswip/core.py
similarity index 100%
rename from pyswip/core.py
rename to src/pyswip/core.py
diff --git a/pyswip/easy.py b/src/pyswip/easy.py
similarity index 100%
rename from pyswip/easy.py
rename to src/pyswip/easy.py
diff --git a/pyswip/prolog.py b/src/pyswip/prolog.py
similarity index 100%
rename from pyswip/prolog.py
rename to src/pyswip/prolog.py