diff --git a/clean.sh b/clean.sh
index 664303c..01b003d 100644
--- a/clean.sh
+++ b/clean.sh
@@ -37,4 +37,4 @@ go tool cover -func profile.cov
  
 # To submit the test coverage result to coveralls.io,
 # use goveralls (https://github.com/mattn/goveralls)
-# goveralls -coverprofile=profile.cov -service=travis-ci
+goveralls -coverprofile=profile.cov -service=travis-ci