diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # PyTrustNFe
 Módulo NF-e escrito em Python
 
-[![Coverage Status](https://coveralls.io/repos/danimaribeiro/PyTrustNFe/badge.svg)](https://coveralls.io/r/danimaribeiro/PyTrustNFe)
+[![Coverage Status](https://coveralls.io/repos/danimaribeiro/PyTrustNFe/badge.svg?branch=master)](https://coveralls.io/r/danimaribeiro/PyTrustNFe?branch=master)
 [![Code Health](https://landscape.io/github/danimaribeiro/PyTrustNFe/master/landscape.svg?style=flat)](https://landscape.io/github/danimaribeiro/PyTrustNFe/master)
 [![Build Status](https://travis-ci.org/danimaribeiro/PyTrustNFe.svg?branch=master)](https://travis-ci.org/danimaribeiro/PyTrustNFe)