diff -purN pid-2.1.1.orig/setup.py pid-2.1.1/setup.py
--- pid-2.1.1.orig/setup.py	2016-10-05 18:22:33.000000000 -0400
+++ pid-2.1.1/setup.py	2019-01-24 10:59:54.225382061 -0500
@@ -54,5 +54,4 @@ setup(
     packages=["pid"],
     install_requires=[],
     test_suite='nose.collector',
-    setup_requires=['nose>=1.0'],
 )