diff --git a/pyproject.toml b/pyproject.toml
index 8f38451..f2dbdff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,6 +26,11 @@ dev = [
   "matplotlib",
 ]
 
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["*"]
+exclude = ["tests*", "dist*"]
+
 [build-system]
 requires = ["setuptools", "wheel"]
 build-backend = "setuptools.build_meta"
\ No newline at end of file