diff --git a/dev-requirements.txt b/dev-requirements.txt
index 064b046..d92a364 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -69,7 +69,7 @@ pre-commit==2.6.0
     # via -r dev-requirements.in
 ptvsd==4.3.2
     # via -r dev-requirements.in
-py==1.9.0
+py==1.10.0
     # via pytest
 pycodestyle==2.6.0
     # via flake8