diff --git a/.travis.yml b/.travis.yml
index dce3679..bc9a445 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,11 @@
 language: java
 jdk:
+  - openjdk8
   - openjdk11
+  - openjdk12
+  - openjdk13
+  - openjdk14
+  - openjdk15
 script:
   - mvn clean install
 cache: