diff --git a/requirements.txt b/requirements.txt
index bf9b58a64c8..ee28d5acd27 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ requests>=2.5.2
 Jinja2>=2.6 # BSD License (3 clause)
 keystonemiddleware>=2.0.0
 netaddr!=0.7.16,>=0.7.12
-python-neutronclient<3,>=2.6.0
+python-neutronclient>=2.6.0
 retrying!=1.3.0,>=1.2.3 # Apache-2.0
 ryu>=3.23.2 # Apache-2.0
 SQLAlchemy<1.1.0,>=0.9.9