diff --git a/pyproject.toml b/pyproject.toml
index cbf12489..289222b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,10 +1,11 @@
 [build-system]
-build-backend = "flit_core.buildapi"
-requires = ["flit_core >=3.2,<4"]
+requires = ["setuptools>=61.2", "wheel"]
+#build-backend = "flit_core.buildapi"
+#requires = ["flit_core >=3.2,<4"]
 
 [project]
 name = "py_neuromodulation"
-version = "0.0.1"
+version = "0.0.3"
 authors = [{ name = "Timon Merk", email = "timon.merk@charite.de" }]
 classifiers = [
   "Development Status :: 2 - Pre-Alpha",
@@ -81,5 +82,21 @@ include = '''
 line-length = 80
 target-version = ['py310']
 
-[tool.flit.module]
-name = "py_neuromodulation"
+
+[tool.setuptools.packages.find]
+exclude = [
+  "py_neuromodulation.ConnectivityDecoding",
+  "py_neuromodulation.ConnectivityDecoding.connectome_folder",
+  "py_neuromodulation.data.derivatives.*",
+]
+
+
+# [tool.flit.module]
+# name = "py_neuromodulation"
+# 
+# [tool.flit.sdist]
+# exclude = [
+#   "py_neuromodulation.ConnectivityDecoding",
+#   "py_neuromodulation.ConnectivityDecoding.connectome_folder",
+#   "py_neuromodulation.data.derivatives.*",
+# ]