diff --git a/.travis.yml b/.travis.yml
index 58e8252..d106d01 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ language: java
 
 jdk:
   - oraclejdk8
- 
+  - oraclejdk9
+
 before_install:
   - chmod +x gradlew
\ No newline at end of file