diff --git a/.travis.yml b/.travis.yml
index 6ea6fdd..1bcf6df 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,10 @@ language: go
 
 sudo: false
 
+branches:
+  only:
+    - master
+
 go:
   - 1.11.x
   - 1.12.x