Drop Oracle JDK 8.
diff --git a/.travis.yml b/.travis.yml
index fc2a03a..128b1d4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,8 @@
 

 jdk:

   - openjdk7

-  - oraclejdk8

-

+  - openjdk8

+  - openjdk11

+  

 after_success:

   - mvn clean cobertura:cobertura coveralls:report