diff --git a/requirements.txt b/requirements.txt
index ab155e4..1c9dd94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ mccabe==0.6.1
 more-itertools==4.2.0
 pkginfo==1.4.2
 pluggy==0.6.0
-py==1.5.3
+py==1.8.0
 pylint==1.9.2
 pytest==3.6.2
 pytest-cov==2.5.1