diff --git a/.travis.yml b/.travis.yml
index d1fe6eb5..3e13492d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,6 +26,7 @@ matrix:
       compiler: gcc
       install: ./ci/install-linux.sh && ./ci/log-config.sh
       script: ./ci/build-linux-autotools.sh
+      env: VERBOSE=1 CXX_FLAGS=-std=c++11
     - os: linux
       group: deprecated-2017Q4
       compiler: gcc