diff --git a/.travis.yml b/.travis.yml
index c1335bdef..8893f59a0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,6 +19,7 @@ sudo: false
 jdk:
   - openjdk7
   - oraclejdk8
+  - oraclejdk9
 
 after_success:
   - mvn clean cobertura:cobertura coveralls:report