diff --git a/.travis.yml b/.travis.yml
index bec5ffcff..157ad5aef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,9 @@
 language: python
 python:
   - '3.4'
+branches:
+  only:
+    - master
 sudo: false
 env:
   global: