diff --git a/.travis.yml b/.travis.yml
index a7b64d99..0e1e2a5f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,5 +9,5 @@ before_install:
  - sudo apt-get update -qq
  - sudo apt-get install -qq g++-4.6-multilib gcc-multilib libc6-dev-i386 lib32z1-dev
 install: make gtest-bootstrap
-script: make && make test
+script: make && make test && make clean && make ENABLE64BIT=Yes && make test