diff --git a/requirements.txt b/requirements.txt
index 8ca37a0..9816e0d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ mccabe==0.6.1
 mypy==0.740
 mypy-extensions==0.4.3
 numpy==1.18.1
-py==1.8.0
+py==1.10.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
 Pygments==2.4.2