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
==================================
-[](http://travis-ci.org/libgit2/libgit2)
+[](http://travis-ci.org/libgit2/libgit2)
[](https://ci.appveyor.com/project/nulltoken/libgit2/branch/master)
[](https://scan.coverity.com/projects/639)