diff --git a/.travis.yml b/.travis.yml
index 03b9d36..1affee1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,6 @@ language: python
 dist: xenial
 python:
     - "2.7"
-    - "3.3"
     - "3.4"
     - "3.5"
     - "3.6"