diff --git a/requirements.txt b/requirements.txt
index d0b359f..c9517cb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ MarkupSafe==1.0
 more-itertools==4.3.0
 pathlib2==2.3.2
 pluggy==0.7.1
-py==1.6.0
+py==1.10.0
 pytest==3.8.2
 scandir==1.9.0
 six==1.11.0