diff --git a/.travis.yml b/.travis.yml
index 254ff7e5..00d5bb69 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ os:
   - osx
 
 after_success: 
-  -|
+  - |
       [ $TRAVIS_BRANCH = master ] &&
       [ $TRAVIS_PULL_REQUEST = false ] &&
       cargo doc --features "window headless" &&