diff --git a/requirements.txt b/requirements.txt
index 589a5b8..145ca7b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -62,7 +62,7 @@ pickleshare==0.7.4
 pluggy==0.6.0
 prompt-toolkit==1.0.15
 ptyprocess==0.5.2
-py==1.5.3
+py==1.10.0
 Pygments==2.2.0
 pyparsing==2.2.0
 pytest==3.6.1