diff --git a/.travis.yml b/.travis.yml
index a93458f..398c140 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,11 @@ go:
   - 1.9.x
   - 1.10.x
   - 1.11.x
+  - master
+
+matrix:
+  allow_failures:
+    - go: master
 
 git:
   depth: 10