diff --git a/.travis.yml b/.travis.yml
index b6ea4a507b..1b5dd4b440 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -55,7 +55,7 @@ matrix:
         apt:
           sources: ['ubuntu-toolchain-r-test']
           packages: ['libstdc++-5-dev', 'libbz2-dev', 'libstxxl-dev', 'libstxxl1', 'libxml2-dev', 'libzip-dev', 'lua5.1', 'liblua5.1-0-dev', 'libtbb-dev', 'libgdal-dev', 'libluabind-dev', 'libboost-all-dev', 'ccache']
-      env: CLANG_VERSION='3.8' BUILD_TYPE='Debug' RUN_CLANG_FORMAT=ON
+      env: CLANG_VERSION='3.8.0' BUILD_TYPE='Debug' RUN_CLANG_FORMAT=ON
 
     - os: linux
       compiler: "clang-3.5-debug"
@@ -63,7 +63,7 @@ matrix:
         apt:
           sources: ['ubuntu-toolchain-r-test']
           packages: ['libstdc++-5-dev', 'libbz2-dev', 'libstxxl-dev', 'libstxxl1', 'libxml2-dev', 'libzip-dev', 'lua5.1', 'liblua5.1-0-dev', 'libtbb-dev', 'libgdal-dev', 'libluabind-dev', 'libboost-all-dev', 'ccache']
-      env: CLANG_VERSION='3.5' BUILD_TYPE='Debug' RUN_CLANG_FORMAT=ON
+      env: CLANG_VERSION='3.5.2' BUILD_TYPE='Debug' RUN_CLANG_FORMAT=ON
 
     - os: osx
       osx_image: xcode7.3