diff --git a/.travis.yml b/.travis.yml
index 1050422b..9ee9329f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ script:
   - grunt test
   - grunt docs
   - grunt node
-  - grunt prod --msg=$COMPILE_MSG
+  - grunt prod --msg="$COMPILE_MSG"
 before_deploy:
   - grunt copy:ghPages
 deploy: