diff --git a/setup.py b/setup.py
index 565d422b..4a2ec0b9 100644
--- a/setup.py
+++ b/setup.py
@@ -38,7 +38,7 @@
          'requests>=2.22.0,<3',
          'redis>=3.5.2',
          'fleep<1.1,>=1.0.1',
-         'notifications-python-client>=5.7.1,<7.0.0',
+         'notifications-python-client>=5.7.1,<9.0.0',
          'odfpy>=1.3.6',
          'python-json-logger>=0.1.11,<3.0.0',
          'pytz',