diff --git a/requirements.txt b/requirements.txt
index 28d69b6..b106e11 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,7 +49,7 @@ pika==1.0.1
 pkginfo==1.5.0.1          # via twine
 pluggy==0.9.0             # via pytest, tox
 ply==3.11                 # via thriftpy2
-py==1.8.0                 # via pytest, tox
+py==1.10.0                 # via pytest, tox
 pycodestyle==2.5.0        # via flake8
 pyflakes==2.1.1           # via flake8
 pygments==2.3.1           # via readme-renderer, sphinx