diff --git a/requirements.txt b/requirements.txt
index 1801951bd..ffc428518 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ stevedore>=1.10.0 # Apache-2.0
 suds-jurko>=0.6 # LGPLv3+
 setuptools>=16.0 # PSF/ZPL
 WebOb>=1.2.3 # MIT
-dnspython!=1.13.0,>=1.12.0;python_version<'3.0' # http://www.dnspython.org/LICENSE
+dnspython>=1.14.0 # http://www.dnspython.org/LICENSE
 dnspython3>=1.12.0;python_version>='3.0' # http://www.dnspython.org/LICENSE
 oslo.db>=4.1.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0