diff --git a/requirements.txt b/requirements.txt
index 8b9d8624f..20c3f9112 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ SQLAlchemy-Utils==0.32.19
 SQLAlchemy==1.1.14
 statsd==3.2.1
 
-notifications-python-client==4.5.0
+notifications-python-client==4.6.0
 
 # PaaS
 awscli>=1.11,<1.12