diff --git a/.travis.yml b/.travis.yml
index 26fc749232b6f66d28d7ee8c3afb7e1ac16b0299..bea857dae405a70e4066963283345f8ae96b6116 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,11 +30,11 @@ matrix:
 
   - os: linux
     compiler: clang
-    env: COMPILER=clang++-3.4
+    env: COMPILER=clang++-3.8
     addons:
       apt:
-        sources: ['ubuntu-toolchain-r-test']
-        packages: ['g++-6', 'clang-3.4']
+        sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-3.8']
+        packages: ['g++-6', 'clang-3.8']
 
 ################
 # build script #