diff --git a/requirements.txt b/requirements.txt
index f735e65..da120b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ importlib-metadata==0.19
 more-itertools==7.2.0
 packaging==19.1
 pluggy==0.12.0
-py==1.8.0
+py==1.10.0
 pycodestyle==2.5.0
 pyparsing==2.4.2
 pysam==0.15.3