diff --git a/.travis.yml b/.travis.yml
index 1a3c6d4d..ce6edb2e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,8 @@
 language: python
+branches:
+  only:
+  - master
+  - beta
 python:
   - "3.5"
   - "3.6"      # current default Python on Travis CI