diff --git a/.travis.yml b/.travis.yml
index b89bfb9b..52f92095 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
 language: node_js
 node_js:
 - node
+- 10
+- 8
+- 6
 cache: npm
 script: npm run build || npm run build # scss ts definitions need to be generated before an actual build