added travis CI badge
diff --git a/README.md b/README.md
index 89454d6..64d438e 100644
--- a/README.md
+++ b/README.md
@@ -1 +1 @@
-# errors [![GoDoc](https://godoc.org/github.com/pkg/errors?status.png)](http://godoc.org/github.com/pkg/errors)
+# errors [![Travis-CI](https://travis-ci.org/pkg/errors.svg)](https://travis-ci.org/pkg/errors) [![GoDoc](https://godoc.org/github.com/pkg/errors?status.png)](http://godoc.org/github.com/pkg/errors)