diff --git a/.travis.yml b/.travis.yml
index f55c0ed2..99857d09 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,6 @@ python:
   - "2.7"
 
 env:
-  - TOX_ENV=py26
   - TOX_ENV=py27
   - TOX_ENV=py34
   - TOX_ENV=pypy
diff --git a/setup.cfg b/setup.cfg
index 626e0f89..22737a31 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -13,7 +13,6 @@ classifier =
     Topic :: System :: Networking
     Natural Language :: English
     Programming Language :: Python
-    Programming Language :: Python :: 2.6
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.4
diff --git a/tools/pip-requires b/tools/pip-requires
index c274774d..567600f1 100644
--- a/tools/pip-requires
+++ b/tools/pip-requires
@@ -1,8 +1,7 @@
 eventlet>=0.15
 msgpack-python>=0.3.0  # RPC library, BGP speaker(net_cntl)
 netaddr
-oslo.config>=1.6.0, <=3.0.0 ; python_version < '2.7'
-oslo.config>=1.6.0 ; python_version >= '2.7'
+oslo.config>=1.6.0
 routes  # wsgi
 six>=1.4.0
 webob>=1.2  # wsgi
diff --git a/tox.ini b/tox.ini
index d13f4445..b0cbdd13 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py26,py27,py34,pypy,pep8
+envlist = py27,py34,pypy,pep8
 
 [testenv]
 deps = -U