diff --git a/.travis.yml b/.travis.yml
index 96db231..b9fc006 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,4 +5,4 @@ node_js:
 before_script:
   - npm install -g acorn
 script:
-  - acorn user.js
+  - acorn --silent user.js