diff --git a/.travis.yml b/.travis.yml
index 6aba326f..87a39402 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -351,86 +351,26 @@ matrix:
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
       osx_image: xcode8.3
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-      osx_image: xcode8.2
-
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
       osx_image: xcode8.2
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-      osx_image: xcode8.2
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
-      osx_image: xcode8.1
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-      osx_image: xcode8.1
-
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
       osx_image: xcode8.1
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-      osx_image: xcode8.1
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
-      osx_image: xcode8.1
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-      osx_image: xcode8.0
-
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
       osx_image: xcode8.0
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-      osx_image: xcode8.0
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
-      osx_image: xcode8.0
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-      osx_image: xcode7.3
-
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
       osx_image: xcode7.3
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-      osx_image: xcode7.3
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
-      osx_image: xcode7.3
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
-      osx_image: xcode6.4
-
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++11
       osx_image: xcode6.4
 
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++14
-      osx_image: xcode6.4
-
-    - os: osx
-      env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++1z
-      osx_image: xcode6.4
-
 install:
   - cd ..
   - git clone -b $TRAVIS_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root