diff --git a/requirements.txt b/requirements.txt
index eb7cefe..09158f7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ kombu==4.1.0
 lazy-object-proxy==1.3.1
 MarkupSafe==1.0
 mccabe==0.6.1
-py==1.4.34
+py==1.10.0
 Pygments==2.2.0
 pylint==1.7.2
 pytest==3.2.0