diff --git a/.travis.yml b/.travis.yml
index c20a925..1a740cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,16 +15,6 @@ matrix:
     osx_image: xcode9.2
     compiler: clang
   - os: linux
-    env: CXX=clang-3.6
-    compiler: clang-3.6
-
-addons:
-  apt:
-    sources:
-    - llvm-toolchain-precise-3.6
-    - ubuntu-toolchain-r-test
-    packages:
-    - clang-3.6
 
 branches:
   only: