diff --git a/requirements.txt b/requirements.txt
index 998c6fb3..8632619a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ stevedore>=1.5.0 # Apache-2.0
 suds-jurko>=0.6
 setuptools
 WebOb>=1.2.3
-dnspython>=1.12.0
+dnspython>=1.12.0;python_version<'3.0'
 oslo.db>=1.12.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 3d6384fc..d50b833a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ coverage>=3.6
 discover
 fixtures>=1.3.1
 mock>=1.2
-oslotest>=1.7.0 # Apache-2.0
+oslotest>=1.9.0 # Apache-2.0
 oslosphinx>=2.5.0 # Apache-2.0
 python-subunit>=0.0.18
 requests-mock>=0.6.0 # Apache-2.0