diff --git a/.travis.yml b/.travis.yml
index 09e523c39..b37588843 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ python:
   - "pypy"
   - 2.6
   - 2.7
+  - "2.7_with_system_site_packages" # For PyQt4
   - 3.2
   - 3.3
   - 3.4