Use svg instead of png to get better image quality
diff --git a/README.md b/README.md
index 2b3ee27..422377e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
libgit2 - the Git linkable library
==================================
-[![Travis Build Status](https://secure.travis-ci.org/libgit2/libgit2.png?branch=master)](http://travis-ci.org/libgit2/libgit2)
+[![Travis Build Status](https://secure.travis-ci.org/libgit2/libgit2.svg?branch=master)](http://travis-ci.org/libgit2/libgit2)
[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/gnjsdi9r48cfoveg/branch/master?svg=true)](https://ci.appveyor.com/project/nulltoken/libgit2/branch/master)
[![Coverity Scan Build Status](https://scan.coverity.com/projects/639/badge.svg)](https://scan.coverity.com/projects/639)