diff --git a/requirements.txt b/requirements.txt
index 2d34a6c2452..e75773898e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ greenlet>=0.4.10 # MIT
 httplib2>=0.9.1 # MIT
 iso8601>=0.1.11 # MIT
 jsonschema<3.0.0,>=2.6.0 # MIT
-ipaddress>=1.0.16;python_version<'3.3' # PSF
+ipaddress>=1.0.17;python_version<'3.3' # PSF
 keystoneauth1>=3.4.0 # Apache-2.0
 keystonemiddleware>=4.17.0 # Apache-2.0
 lxml!=3.7.0,>=3.4.1 # BSD