--- a/setup.py~	2019-03-12 21:45:04.000000000 +0100
+++ b/setup.py	2020-06-07 11:36:28.052241913 +0200
@@ -21,7 +21,7 @@
         "Programming Language :: Python :: 3.7",
     ],
     keywords="nmr protein dynamics chemical exchange cpmg cest relaxation data fitting",
-    packages=find_packages(),
+    packages=find_packages(exclude=['tests']),
     install_requires=[
         "numpy>=1.0",
         "scipy>=1.0",