diff --git a/.travis.yml b/.travis.yml
index c252fa46c7ab5cfe23d7b0efbc0f86809242e1cd..36e80cc5c042afecda4d38591c9724542ee03476 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,10 @@ notifications:
 language: java
 
 jdk:
+  - openjdk11
+  - oraclejdk11
+   - openjdk9
+  - oraclejdk9
   - openjdk8
   - oraclejdk8