diff --git a/.travis.yml b/.travis.yml
index 692453a..a88b171 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,11 +16,12 @@ env:
   # Default JDK of xenial
   - TRAVIS_JDK=
 
-before_install: test -z "$TRAVIS_JDK" || (curl -Ls https://git.io/jabba | bash && . ~/.jabba/jabba.sh)
+before_install: test -z "$TRAVIS_JDK" || curl -Ls https://git.io/jabba | bash && . ~/.jabba/jabba.sh
 
 install:
   # Only install and use JDK if it is set. If empty, use system JDK.
-  - test -z "$TRAVIS_JDK" || (jabba install "$TRAVIS_JDK" && jabba use $_);
+  - test -z "$TRAVIS_JDK" || jabba install "$TRAVIS_JDK");
+  - test -z "$TRAVIS_JDK" || jabba use "$TRAVIS_JDK");
   # Print the JDK we are going to use.
   - java -Xmx32m -version
   # due to a bug, dependency resolve will try to resolve reactor projects from subfolders, although