diff --git a/requirements.txt b/requirements.txt
index a1f0abc..7df6f76 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ pandas==0.22.0
 pbr==3.1.1
 pipdeptree==0.10.1
 protobuf==3.4.0
-py==1.4.34
+py==1.10.0
 pycodestyle==2.3.1
 pyflakes==1.5.0
 PyMySQL==0.7.11