diff --git a/.travis.yml b/.travis.yml
index 2bc5872d..3b8daa5f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -243,8 +243,9 @@ matrix:
       osx_image: xcode6.4
 
 install:
+  - BOOST_BRANCH=develop && [ "$TRAVIS_BRANCH" == "master" ] && BOOST_BRANCH=master || true
   - cd ..
-  - git clone -b $TRAVIS_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+  - git clone -b $BOOST_BRANCH https://github.com/boostorg/boost.git boost-root
   - cd boost-root
   - git submodule update --init tools/build
   - git submodule update --init tools/boost_install