diff --git a/.travis.yml b/.travis.yml
index d109d2a..8efd20f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,9 @@
 language: python
 python:
-  - 3.3
   - 3.4
   - 3.5
+  - 3.6
+  - 3.7
   - nightly
 install:
   - pip install -r requirements.txt