diff --git a/atom/requirements.txt b/atom/requirements.txt
index 498411d..3007d31 100644
--- a/atom/requirements.txt
+++ b/atom/requirements.txt
@@ -2,7 +2,7 @@ atomicwrites==1.2.1
 attrs==18.2.0
 more-itertools==4.3.0
 pluggy==0.8.0
-py==1.7.0
+py==1.10.0
 pytest==4.0.1
 six==1.11.0
 wrapt==1.10.11