diff --git a/linux-sgx.spec b/linux-sgx.spec
index 6a3c0d26e21804ea44f063d2d6428991b5c2e3de..b02427cf3b7c28d752ce63747948cef08b6850ac 100644
--- a/linux-sgx.spec
+++ b/linux-sgx.spec
@@ -1,6 +1,6 @@
 Name:           linux-sgx
 Version:        2.11
-Release:        2
+Release:        3
 Summary:        Intel(R) Software Guard Extensions for Linux* OS
 ExclusiveArch:	x86_64
 License:        BSD License
@@ -19,7 +19,7 @@ Source9:        https://download.01.org/intel-sgx/sgx-dcap/1.8/linux/prebuilt_dc
 Patch0:         0001-fix-error-for-openeuler-building.patch
 Patch1:         0001-fix-building-error-for-systemd.patch
 
-BuildRequires:  gcc protobuf-devel libtool ocaml-ocamlbuild openssl-devel cmake python3-unversioned-command curl-devel createrepo_c
+BuildRequires:  gcc protobuf-devel libtool ocaml-ocamlbuild openssl-devel cmake python curl-devel createrepo_c
 
 Requires:       glibc 
 
@@ -89,6 +89,9 @@ rm -rf /opt/sgx_linux_x64_sdk_2.11.100.2.bin
 
 
 %changelog
+* Thu Feb 4 2021 chenmaodong <chenmaodong@huawei.com> - 2.11-3
+- fix python-unversioned-command unresolvable
+
 * Mon Jan 18 2021 chenmaodong <chenmaodong@huawei.com> - 2.11-2
 - fix arm building error