diff --git a/setup.py b/setup.py
index dc50f5c..7b9b15e 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,6 @@ version = '1.2.0'
install_requires = [
'acme>=1.0.0',
'certbot>=1.1.0',
- 'mock',
'PyOpenSSL',
'pyparsing>=1.5.5', # Python3 support; perhaps unnecessary?
'setuptools',