diff --git a/.travis.yml b/.travis.yml
index aac2fe4..a40ef80 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -46,9 +46,6 @@ before_install:
 
   - if ["{TRAVIS_OS_NAME}" = osx]; then
       brew update;
-      brew tap homebrew/science;
-      /usr/bin/yes | pip uninstall numpy;
-      brew install tbb;
     fi
 
     - wget https://github.com/Itseez/opencv/archive/3.1.0.zip