diff --git a/requirements.txt b/requirements.txt
index 24f3e59..5eb3059 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ flake8==3.5.0
 idna==2.6
 mccabe==0.6.1
 pluggy==0.6.0
-py==1.5.2
+py==1.10.0
 pycodestyle==2.3.1
 pyflakes==1.6.0
 pyserial==3.4
diff --git a/setup.py b/setup.py
index 76fbc71..3362910 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
         'idna==2.6',
         'mccabe==0.6.1',
         'pluggy==0.6.0',
-        'py==1.5.2',
+        'py==1.10.0',
         'pycodestyle==2.3.1',
         'pyflakes==1.6.0',
         'pyserial==3.4',