diff --git a/tox.ini b/tox.ini
index 372c75f..a33230a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -45,9 +45,9 @@ deps =
     nose==1.3.1
     setuptools==5.4.1
     py{26,27}: subprocess32==3.2.7
-    py27-dns: dnspython==1.12.0
+    py27-dns: dnspython==1.14.0
     py{26,27}-{selects,poll,epolls}: MySQL-python==1.2.5
-    py{34,35,py}-dns: dnspython3==1.12.0
+    py{34,35,py}-dns: dnspython==1.14.0
     py26-{selects,poll,epolls}: pyopenssl==0.13
     py{27,33,34}-{selects,poll,epolls}: pyopenssl==16.0.0
     {selects,poll,epolls}: psycopg2cffi-compat==1.1