diff --git a/.travis.yml b/.travis.yml
index 5bd415006d..09964d59aa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,7 +26,7 @@ matrix:
   exclude:
     - env: BOGUS_JOB=true
 
-  # include:
+  include:
   #   - os: linux
   #     env: TOOLSET=gcc COMPILER=g++-6 CXXSTD=c++03 TEST_SUITE=special_fun
   #     addons: