diff --git a/requirements.txt b/requirements.txt
index d226a5b..63dbe74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ isort==4.3.4
 lazy-object-proxy==1.3.1
 more-itertools==4.3.0
 pluggy==0.7.1
-py==1.6.0
+py==1.10.0
 pycryptodome==3.6.6
 pytest==3.8.1
 pytest-cov==2.6.0