diff --git a/.travis.yml b/.travis.yml
index 7235c9b92..5de9299f0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,12 +45,12 @@ matrix:
       env: JOBS=4 MASON_PUBLISH=true _CXX="ccache clang++ -Qunused-arguments"
 
 before_install:
-# workaround travis rvm bug
-# http://superuser.com/questions/1044130/why-am-i-having-how-can-i-fix-this-error-shell-session-update-command-not-f
-- |
-  if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
-    rvm get head || true
-  fi
+ # workaround travis rvm bug
+ # http://superuser.com/questions/1044130/why-am-i-having-how-can-i-fix-this-error-shell-session-update-command-not-f
+ - |
+   if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
+     rvm get head || true
+   fi
  - if [[ ${_CXX:-false} != false ]]; then export CXX=${_CXX}; fi
  - if [[ ${_CC:-false} != false ]]; then export CC=${_CC}; fi
  - source scripts/travis-common.sh