diff --git a/README.markdown b/README.markdown
index 7159fb10..1b7f484a 100644
--- a/README.markdown
+++ b/README.markdown
@@ -1,4 +1,5 @@
 [![Build Status](https://travis-ci.org/jedisct1/libsodium.svg?branch=master)](https://travis-ci.org/jedisct1/libsodium?branch=master)
+[![Windows build status](https://ci.appveyor.com/api/projects/status/fu8s2elx25il98hj?svg=true)](https://ci.appveyor.com/project/jedisct1/libsodium)
 [![Coverity Scan Build Status](https://scan.coverity.com/projects/2397/badge.svg)](https://scan.coverity.com/projects/2397)
 
 ![libsodium](https://raw.github.com/jedisct1/libsodium/master/logo.png)