diff --git a/.travis.yml b/.travis.yml
index 2eb1c4b..95cc6ea 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,8 @@ matrix:
   allow_failures:
     - python: 2.6
       env: PLONE_VERSION=4.0
+    - python: 2.6
+      env: PLONE_VERSION=4.1
     - python: 2.7
       env: PLONE_VERSION=4.2
 install: