diff --git a/.travis.yml b/.travis.yml
index a6a546e..ffc6272 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,11 +1,16 @@
 language: go
 go:
-- 1.5.4
-- 1.6.4
-- 1.7.5
+- 1.3
+- 1.4
+- 1.5
+- 1.6
+- 1.7
 - 1.8rc3
 - tip
+before_install:
+- go get -u -v github.com/mattn/goveralls
 script:
+- $HOME/gopath/bin/goveralls -service=travis-ci
 - go test -v
 - go tool vet -v -all .
 branches: