diff --git a/requirements.txt b/requirements.txt
index ab879bf..5fe65d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ jsonpointer==1.9
 mock==1.0.1
 nose==1.3.4
 pbkdf2==1.3
-py==1.4.26
+py==1.10.0
 pycrypto==2.6.1
 pyramid-exclog==0.7
 pyramid==1.5.7