diff --git a/.travis.yml b/.travis.yml
index 0358a206dc782fd28b944081181883e5fec176e2..7c3fd3480fb875c5a0ce00690fdd4770c35c6b37 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,13 +18,13 @@ env:
     - GCC_VERSION="4.9"
 
 before_install:
-- sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-- sudo apt-get update -qq
-- sudo apt-get install -qq g++-$GCC_VERSION
-- sudo apt-get install -qq gcc-$GCC_VERSION
-- sudo ln -s -v -f $(which g++-$GCC_VERSION) /usr/bin/g++
-- sudo ln -s -v -f $(which gcc-$GCC_VERSION) /usr/bin/gcc
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test; fi
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get update -qq; fi
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get install -qq g++-$GCC_VERSION; fi
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get install -qq gcc-$GCC_VERSION; fi
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo ln -s -v -f $(which g++-$GCC_VERSION) /usr/bin/g++; fi
+- if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo ln -s -v -f $(which gcc-$GCC_VERSION) /usr/bin/gcc; fi
 
 script:
 - if [ "$BIICODE" == "false" ]; then cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE . && make && make test; fi
-- if [ "$BIICODE" == "true" ]; then ./biicode/support/bii-travis.sh $BUILD_TYPE; fi
+- if [ "$BIICODE" == "true" ] && [ "$TRAVIS_OS_NAME" == "linux" ]; then ./biicode/support/bii-travis.sh $BUILD_TYPE; fi