diff --git a/tools/requirements.txt b/tools/requirements.txt
index c48971c5..46915e1a 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -20,7 +20,7 @@ more-itertools==5.0.0
 packaging==20.0
 pathlib2==2.3.5 ; python_version < '3'
 pluggy==0.13.1
-py==1.8.1
+py==1.10.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
 pyparsing==2.4.6