diff --git a/.travis.yml b/.travis.yml
index 8e63d8db..7bb7187c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ language: node_js
 matrix:
   include:
   - env: TEST_TARGET=browser
+    node_js: 6
   - env: TEST_TARGET=node
     node_js: 4
   - env: TEST_TARGET=node