diff --git a/.travis.yml b/.travis.yml
index 8b0dcbf..951ff32 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ node_js:
   - "0.8"
   - "0.6"
 install:
+  - npm install mocha -g
   - npm install coveralls -g
   - npm install mocha-lcov-reporter -g
 script: