diff --git a/.travis.yml b/.travis.yml
index 0e17bc27..c7b8a1ea 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,11 +30,9 @@ matrix:
       compiler: gcc
       env: BUILD_TYPE=Debug VERBOSE=1 CXX_FLAGS=-std=c++11
     - os: linux
-      group: deprecated-2017Q4
       compiler: clang
       env: BUILD_TYPE=Debug VERBOSE=1
     - os: linux
-      group: deprecated-2017Q4
       compiler: clang
       env: BUILD_TYPE=Release VERBOSE=1 CXX_FLAGS=-std=c++11
     - os: linux