diff --git a/README.md b/README.md
index 661bbba..50112df 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ streaming-commons
 Common lower-level functions needed by various streaming data libraries.
 Intended to be shared by libraries like conduit and pipes.
 
-[![Build Status](https://travis-ci.org/fpco/streaming-commons.svg)](https://travis-ci.org/fpco/streaming-commons)
+[![Build Status](https://travis-ci.org/fpco/streaming-commons.svg)](https://travis-ci.org/fpco/streaming-commons) [![Build status](https://ci.appveyor.com/api/projects/status/gn0gn4po97su2iyk?svg=true)](https://ci.appveyor.com/project/snoyberg/streaming-commons)
 
 Dependencies
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