diff --git a/requirements.txt b/requirements.txt
index 16dbb67..4fae90a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ opt-einsum==3.1.0
 packaging==19.2
 pluggy==0.13.0
 protobuf==3.6.1
-py==1.8.0
+py==1.10.0
 pycosat==0.6.3
 pycparser==2.19
 pyglet==1.3.2