diff --git a/linux-sgx.spec b/linux-sgx.spec
index 5f928e98516ad98068542a664df07d4abb4331c2..a3de8fb6afc4be1ea91aace04ac2dd917d60fb9a 100644
--- a/linux-sgx.spec
+++ b/linux-sgx.spec
@@ -1,6 +1,6 @@
 Name:           linux-sgx
 Version:        2.11.100
-Release:        9
+Release:        10
 Summary:        Intel(R) Software Guard Extensions for Linux* OS
 ExclusiveArch:	x86_64
 License:        BSD-3-Clause
@@ -732,7 +732,7 @@ fi
 ################################################################################
 
 # Install the SGX_PCK_ID_RETRIEVE_TOOL
-ln -s /opt/intel/sgx-pck-id-retrieval-tool/PCKIDRetrievalTool /usr/local/bin/PCKIDRetrievalTool
+ln -sf /opt/intel/sgx-pck-id-retrieval-tool/PCKIDRetrievalTool /usr/local/bin/PCKIDRetrievalTool
 retval=$?
 
 if test $retval -ne 0; then
@@ -821,7 +821,9 @@ echo -e "Uninstallation succeed!"
 
 %postun -n sgx-pck-id-retrieval-tool
 # Removing SGX_PCK_ID_RETRIEVE_TOOL soft link file
-rm -f /usr/local/bin/PCKIDRetrievalTool
+if [ "$1" = "0" ]; then
+    rm -f /usr/local/bin/PCKIDRetrievalTool
+fi
 
 echo -e "Uninstallation succeed!"
 
@@ -918,6 +920,9 @@ fi
 %files -n sgx-ra-service -f %{TOOLS_INSTALLER_RPM_DIR}/sgx-ra-service/build/list-sgx-ra-service
 
 %changelog
+* Sat Nov 27 2021 wangcheng <wangcheng156@huawei.com> -2.11.100-10
+- change the post and postun script of sgx-pck-id-retrieval-tool
+
 * Sat Sep 9 2021 wangcheng <wangcheng156@huawei.com> -2.11.100-9
 - rebuild sgxsdk install package