diff --git a/README.markdown b/README.markdown
index 42d9f13..ad86db6 100644
--- a/README.markdown
+++ b/README.markdown
@@ -15,7 +15,7 @@ py-yajl fully supports Python 2.4-2.6 and Python 3.
 
 Building py-yajl
 -----------------
-Please refer to `BUILDING.markdon`
+Please refer to `BUILDING.markdown`
 
 Authors
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