diff --git a/README.md b/README.md
index a444346..9f5d5f4 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,5 @@
 hulk-4.19
 
-#refer:  http://3ms.huawei.com/hi/group/3078743/wiki_5126737.html
-http://3ms.huawei.com/km/blogs/details/5822677?moduleId=
-
 [config]:
 kernel-kernelVersion-arch.config
 
diff --git a/kernel.spec b/kernel.spec
index de29a17..91564a9 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -24,7 +24,7 @@
 
 Name:	 kernel
 Version: 4.19.90
-Release: %{hulkrelease}.0020
+Release: %{hulkrelease}.0021
 Summary: Linux Kernel
 License: GPLv2
 URL:	 http://www.kernel.org/
@@ -813,6 +813,9 @@ fi
 %endif
 
 %changelog
+* Mon Dec 30 2019 caomeng<caomeng5g@huawei.com> - 4.19.90-vhulk1912.2.1.0021
+- modefied README.md
+
 * Sat Dec 28 2019 caomeng<caomeng5g@huawei.com> - 4.19.90-vhulk1912.2.1.0020
 - change tag and change config_ktask