diff --git a/circle.yml b/circle.yml
index 155e467..13d5031 100644
--- a/circle.yml
+++ b/circle.yml
@@ -7,5 +7,8 @@ dependencies:
         - ~/.npm/
 
 test:
+    pre:
+        - npm install -g codecov
     override:
         - npm test -- --coverage
+        - codecov