--- setup.py.orig	2017-10-20 20:13:46.000000000 +1100
+++ setup.py	2018-08-06 00:39:12.000000000 +1000
@@ -120,6 +120,7 @@
     license="GNU GPL",
     platforms=['MacOS X', 'Posix'],
     include_package_data=True,
+    extra_path = 'readline',
     py_modules=['readline'],
     cmdclass={'build_ext': build_ext_subclass},
     ext_modules=[