diff --git a/itrustee_sdk.spec b/itrustee_sdk.spec
index 37339905ab1363e7264bfd62a7f7b4f31761f8d5..8a5c144a30dc2bf930486baa57f3bc721b262db2 100644
--- a/itrustee_sdk.spec
+++ b/itrustee_sdk.spec
@@ -1,6 +1,6 @@
 Name:		itrustee_sdk
 Version:	0.1.0
-Release:	3%{?dist}
+Release:	4
 Summary:	Confidential computing framework for developing TA on itrustee OS
 ExclusiveArch:  aarch64
 
@@ -29,7 +29,9 @@ make
 %install
 install -d %{buildroot}/opt/
 install -d %{buildroot}/lib64/
+install -d %{buildroot}/%{_sysconfdir}/itrustee/cloud/
 make install DESTDIR=%{buildroot}/
+install -pm 644 build/signtools/cloud/rsa_public_key_cloud.pem %{buildroot}/%{_sysconfdir}/itrustee/cloud
 
 strip %{buildroot}/lib64/*.so
 
@@ -37,12 +39,15 @@ strip %{buildroot}/lib64/*.so
 %defattr(-,root,root)
 /opt/itrustee_sdk
 /lib64/libteec_adaptor.so
+%{_sysconfdir}/itrustee/cloud/rsa_public_key_cloud.pem
 
 %changelog
+* Thu Sep 9 2021 chenmaodong<chenmaodong@huawei.com> - 0.1.0-4
+- DESC: install rsa public key to sysconfdir and fix some errors in spec
 * Sat Sep 4 2021 zhangtao<zhangtao221g@huawei.com> - 0.1.0-3
-- strip dynamic library
+- DESC: strip dynamic library
 * Thu May 20 2021 houmingyong<houmingyong@huawei.com> - 0.1.0-2
-- DESC:init itrustee_sdk
+- DESC: add libteec_adaptor.so()(64bit) as the provided symbol
 * Sat May 8 2021 chenmaodong<chenmaodong@huawei.com> - 0.1.0-1
 - DESC:init itrustee_sdk