diff --git a/linux-sgx.spec b/linux-sgx.spec
index b02427cf3b7c28d752ce63747948cef08b6850ac..de37aea7ff013494d520f98e1d8cf09e1129d10e 100644
--- a/linux-sgx.spec
+++ b/linux-sgx.spec
@@ -1,9 +1,9 @@
 Name:           linux-sgx
 Version:        2.11
-Release:        3
+Release:        4
 Summary:        Intel(R) Software Guard Extensions for Linux* OS
 ExclusiveArch:	x86_64
-License:        BSD License
+License:        BSD-3-Clause
 URL:            https://github.com/intel/linux-sgx
 Source0:        https://github.com/intel/linux-sgx/archive/sgx_%{version}.tar.gz
 Source1:        https://github.com/intel/SGXDataCenterAttestationPrimitives/archive/DCAP_1.8.tar.gz
@@ -32,6 +32,7 @@ developers seeking to protect select code and data from disclosure or modificati
 %package sdk
 Summary:        Development files for linux sgx
 Requires:       glibc tar make
+Provides:       libsgx_urts_sim.so()(64bit)
 %description sdk
 %{summary}.
 
@@ -89,6 +90,9 @@ rm -rf /opt/sgx_linux_x64_sdk_2.11.100.2.bin
 
 
 %changelog
+* Thu Feb 4 2021 chenmaodong <chenmaodong@huawei.com> - 2.11-4
+- fix licenses in spec and add new symbol in Provides item
+
 * Thu Feb 4 2021 chenmaodong <chenmaodong@huawei.com> - 2.11-3
 - fix python-unversioned-command unresolvable