diff --git a/.travis.yml b/.travis.yml
index b0964ad..e5b5fa1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,9 @@ python:
     - "2.7"
     - "3.3"
     - "3.4"
+    - "3.5"
+    - "pypy"
+    - "pypy3"
 install:
     - make init
     - pip install coveralls