diff --git a/requirements.txt b/requirements.txt
index 3c17288b9b..eed45fa8f7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,8 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-dnspython>=1.12.0;python_version<'3.0'
-dnspython3>=1.12.0;python_version>='3.0'
+dnspython>=1.14.0  # http://www.dnspython.org/LICENSE
 eventlet>=0.17.4  # MIT
 greenlet>=0.3.1
 netifaces>=0.5,!=0.10.0,!=0.10.1