diff --git a/requirements.txt b/requirements.txt
index f6e66839a6..3563500c70 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ python-cinderclient>=1.3.1 # Apache-2.0
 python-keystoneclient!=1.8.0,!=2.1.0,>=1.6.0 # Apache-2.0
 python-swiftclient>=2.2.0 # Apache-2.0
 python-designateclient>=1.5.0 # Apache-2.0
-python-neutronclient>=2.6.0 # Apache-2.0
+python-neutronclient!=4.1.0,>=2.6.0 # Apache-2.0
 iso8601>=0.1.9 # MIT
 jsonschema!=2.5.0,<3.0.0,>=2.0.0 # MIT
 Jinja2>=2.8 # BSD License (3 clause)