diff --git a/.travis.yml b/.travis.yml
index c59eedda7..abab4a1d1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,8 @@ matrix:
   - os: linux
     jdk: oraclejdk8
     env: UPLOAD=true
+  - os: linux
+    jdk: openjdk7
 
 addons:
   apt: