diff --git a/.travis.yml b/.travis.yml
index 82de7d3..7728554 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,18 @@
 language: python
 python: 2.7
+env:
+  - TOX_ENV=py25selects
+  - TOX_ENV=py25poll
+  - TOX_ENV=py26selects
+  - TOX_ENV=py26poll
+  - TOX_ENV=py26epolls
+  - TOX_ENV=py27selects
+  - TOX_ENV=py27poll
+  - TOX_ENV=py27epolls
+matrix:
+  allow_failures:
+    - env: TOX_ENV=py25selects
+    - env: TOX_ENV=py25poll
 install:
   - sudo apt-get update -qq
   - sudo apt-get install -qq libssl-dev libmysqlclient-dev libpq-dev
@@ -7,5 +20,4 @@ install:
 before_script:
   - "export EVENTLET_DB_TEST_AUTH='{\"psycopg2\": {\"user\": \"postgres\"}, \"MySQLdb\": {\"passwd\": \"\", \"host\": \"localhost\", \"user\": \"root\"}}'"
 script:
-  - tox -e py25selects,py25poll; true
-  - tox -e py26selects,py26poll,py26epolls,py27selects,py27poll,py27epolls
+  - tox -e $TOX_ENV