--- a/setup.py	2019-11-04 18:56:47.407791008 +0100
+++ b/setup.py	2019-11-04 20:00:24.844224851 +0100
@@ -29,6 +29,6 @@
 
 packages = find_packages(
-    exclude=('doc', 'tests', 'dist', 'build', 'fslpy.egg-info'))
+    exclude=('doc', 'tests', 'tests.*', 'dist', 'build', 'fslpy.egg-info'))
 
 # Figure out the current fslpy version, as defined in fsl/version.py. We
 # don't want to import the fsl package,  as this may cause build problems.