1 files changed, 1 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index b3ab3cb6..b2e4bbb6 100755
--- a/setup.py
+++ b/setup.py
@@ -59,6 +59,7 @@ install_requires = [
     'six>=1.11.0',
     'cheroot>=5.9.1',
     'portend>=2.1.1',
+    'jaraco.functools',
 ]
 
 extras_require = {