diff --git a/.travis.yml b/.travis.yml
index d29c062..1b62d09 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,6 @@ install:
   - go get -u github.com/dave/courtney
   - go get -t -v ./...
 script:
-  - courtney
+  - courtney -e
 after_success:
   - bash <(curl -s https://codecov.io/bash)