diff --git a/neurots/morphmath/examples/draw_from_distributions.py b/neurots/morphmath/examples/draw_from_distributions.py
deleted file mode 100644
index ef733816..00000000
--- a/neurots/morphmath/examples/draw_from_distributions.py
+++ /dev/null
@@ -1,123 +0,0 @@
-"""Define a set of distributions from which to sample.
-
-Currently the available sampling features are:
-1. soma_size
-2. n_neurites
-3. trunk_orientation_deviations
-"""
-
-# Copyright (C) 2021  Blue Brain Project, EPFL
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-from distributions import sample
-
-distributions_exemplar = {
-    "soma_size": {"norm": {"mean": 8, "std": 1.18}},
-    "n_neurites": {"norm": {"mean": 6.75, "std": 1.37}},
-    "trunk_orientation_deviation": {
-        "data": {
-            "bins": [
-                -1.0017981,
-                -0.93768791,
-                -0.87357773,
-                -0.80946755,
-                -0.74535737,
-                -0.68124718,
-                -0.617137,
-                -0.55302682,
-                -0.48891663,
-                -0.42480645,
-                -0.36069627,
-                -0.29658609,
-                -0.2324759,
-                -0.16836572,
-                -0.10425554,
-                -0.04014535,
-                0.02396483,
-                0.08807501,
-                0.1521852,
-                0.21629538,
-                0.28040556,
-                0.34451574,
-                0.40862593,
-                0.47273611,
-                0.53684629,
-                0.60095648,
-                0.66506666,
-                0.72917684,
-                0.79328702,
-                0.85739721,
-                0.92150739,
-                0.98561757,
-                1.04972776,
-                1.11383794,
-                1.17794812,
-                1.2420583,
-                1.30616849,
-                1.37027867,
-                1.43438885,
-                1.49849904,
-            ],
-            "weights": [
-                3.0,
-                6.0,
-                6.0,
-                4.0,
-                3.0,
-                5.0,
-                4.0,
-                3.0,
-                4.0,
-                6.0,
-                2.0,
-                1.0,
-                4.0,
-                0.0,
-                6.0,
-                0.0,
-                1.0,
-                9.0,
-                1.0,
-                2.0,
-                1.0,
-                4.0,
-                2.0,
-                2.0,
-                3.0,
-                2.0,
-                2.0,
-                1.0,
-                1.0,
-                2.0,
-                2.0,
-                2.0,
-                3.0,
-                1.0,
-                1.0,
-                3.0,
-                0.0,
-                3.0,
-                1.0,
-                2.0,
-            ],
-        }
-    },
-}
-
-# import sampler
-
-soma_radius = sample.soma_size(distributions_exemplar)
-n_neurites = sample.n_neurites(distributions_exemplar)
-trunk_angles = sample.trunk_angles(distributions_exemplar, n_neurites)
diff --git a/setup.py b/setup.py
index 25cd73f7..e17aa64a 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
 
 from pathlib import Path
 
-from setuptools import find_packages
+from setuptools import find_namespace_packages
 from setuptools import setup
 
 reqs = [
@@ -63,7 +63,7 @@
         "Source": "https://github.com/BlueBrain/NeuroTS",
     },
     license="GNU General Public License v3.0",
-    packages=find_packages(include=["neurots*"]),
+    packages=find_namespace_packages(include=["neurots*"]),
     python_requires=">=3.8",
     use_scm_version=True,
     setup_requires=[