installing setuptools
diff --git a/.travis.yml b/.travis.yml
index fdd07f2..52b972f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,8 +21,8 @@
     - language: python
       python: 3.6
     - language: java
-    jdk:
-      - oraclejdk8
+      jdk:
+        - oraclejdk8
 cache:
   directories:
   - "$HOME/.m2"