diff --git a/README.md b/README.md
index f265e991d..f7ece7361 100755
--- a/README.md
+++ b/README.md
@@ -315,6 +315,7 @@ See also: [Performance Test Guide](https://github.com/winlinvip/simple-rtmp-serv
 * nginx v1.5.0: 139524 lines <br/>
 
 ### History
+* v1.0, 2014-03-12, finish utest for amf0 codec.
 * v1.0, 2014-03-06, add gperftools for mem leak detect, mem/cpu profile.
 * v1.0, 2014-03-04, add gest framework for utest, build success.
 * v1.0, 2014-03-02, add wiki [srs-librtmp](https://github.com/winlinvip/simple-rtmp-server/wiki/SrsLibrtmp), [srs for arm](https://github.com/winlinvip/simple-rtmp-server/wiki/SrsLinuxArm), [product](https://github.com/winlinvip/simple-rtmp-server/wiki/Product)