diff --git a/requirements.txt b/requirements.txt
index 3e60018..4670daa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ filelock==3.0.9
 idna==2.7
 more-itertools==4.3.0
 pluggy==0.7.1
-py==1.6.0
+py==1.10.0
 pycparser==2.19
 pyOpenSSL==17.5.0
 pytest==3.8.2