diff --git a/.gitignore b/.gitignore
index 6c5f6a4..cf4b461 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,9 +3,9 @@
 *.pyo
 
 # Cache
-__pycache__/
-*.egg-info/
-.pytest_cache/
+**/__pycache__/
+**/*.egg-info/
+**/.pytest_cache/
 .coverage
 .htmlcov/
 
@@ -21,4 +21,4 @@ dist/
 build/
 
 # Generated test files
-tests/test.py
+tests/*.py
diff --git a/pyproject.toml b/pyproject.toml
index 6a1503e..d63dcf7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,9 +5,15 @@ description = "Tamil code compiler"
 requires-python = ">=3.9"
 dependencies = []
 
-[project.scripts]
+[project.gui-scripts]
 tampy = "tampy.cli:main"
 
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["src/tampy"]
+
+[tool.hatch.build.targets.sdist]
+include = ["/src"]
diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..fcccae1
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,2 @@
+[pytest]
+pythonpath = src
diff --git a/src/tampy/cli.py b/src/tampy/cli.py
index 724b6d5..36ac9fe 100644
--- a/src/tampy/cli.py
+++ b/src/tampy/cli.py
@@ -5,8 +5,8 @@ import subprocess
 import sys
 from pathlib import Path
 
-from src.tampy.transpiler import SimpleTranspiler
-from src.tampy.keywords import load_keywords
+from .transpiler import SimpleTranspiler
+from .keywords import load_keywords
 
 
 def main():
diff --git a/tests/test_transpiler.py b/tests/test_transpiler.py
index e94978f..8cb8c9e 100644
--- a/tests/test_transpiler.py
+++ b/tests/test_transpiler.py
@@ -2,7 +2,9 @@
 
 import ast
 import pytest
-from src.tampy.transpiler import SimpleTranspiler
+import sys
+sys.path.insert(0, "..")
+from tampy.transpiler import SimpleTranspiler
 
 
 def test_simple_transpile():
diff --git a/uv.lock b/uv.lock
index 7b9c4bf..a55514e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -5,4 +5,4 @@ requires-python = ">=3.9"
 [[package]]
 name = "tampy"
 version = "0.1.0"
-source = { virtual = "." }
+source = { editable = "." }