diff --git a/requirements.txt b/requirements.txt
index 63f4786..3682b61 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ pyOpenSSL >= 16.0.0, < 18
 certifi >= 2015.11.20.1
 xmlsec >= 1.3.3
 reportlab
-pytest
+pytest>=4.1.1
 pytest-cov
 pytz
 zeep
diff --git a/setup.py b/setup.py
index 3c07021..2101389 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 from setuptools import setup, find_packages
 
 
-VERSION = "1.0.30"
+VERSION = "1.0.31"
 
 
 setup(