diff --git a/README.md b/README.md
index cddc782b8..3d6d8e5c1 100755
--- a/README.md
+++ b/README.md
@@ -145,6 +145,9 @@ For previous versions, please read:
 
 ## V3 changes
 
+* v3.0, 2019-12-17, Refactor HTTP stream to disconnect client when unpublish.
+* v3.0, 2019-12-17, Fix HTTP-FLV and VOD-FLV conflicting bug.
+* v3.0, 2019-12-17, Refactor HttpResponseWriter.write, default to single text mode.
 * v3.0, 2019-12-16, For [#1042][bug #1042], add test for HTTP protocol.
 * <strong>v3.0, 2019-12-13, [3.0 alpha4(3.0.71)][r3.0a4] released. 112928 lines.</strong>
 * v3.0, 2019-12-12, For [#547][bug #547], [#1506][bug #1506], default hls_dts_directly to on. 3.0.71
diff --git a/trunk/src/protocol/srs_protocol_json.cpp b/trunk/src/protocol/srs_protocol_json.cpp
index f7bd1c5ed..aae9412e1 100644
--- a/trunk/src/protocol/srs_protocol_json.cpp
+++ b/trunk/src/protocol/srs_protocol_json.cpp
@@ -23,6 +23,7 @@
 
 #include <srs_core.hpp>
 
+// LCOV_EXCL_START
 /* vim: set et ts=3 sw=3 sts=3 ft=c:
  *
  * Copyright (C) 2012, 2013, 2014 James McLaughlin et al.  All rights reserved.
@@ -1314,6 +1315,7 @@ void json_value_free (json_value * value)
 }
 
 #endif
+// LCOV_EXCL_STOP
 
 /**
  * The MIT License (MIT)