diff --git a/linux-sgx.spec b/linux-sgx.spec
index ddd24cb86e2ff774ef2ab27abd113effc03be3aa..751c38fa0dd8f238bd3434266b3e4b670797ee6e 100644
--- a/linux-sgx.spec
+++ b/linux-sgx.spec
@@ -1,6 +1,6 @@
 Name:           linux-sgx
 Version:        2.11.100
-Release:        11
+Release:        12
 Summary:        Intel(R) Software Guard Extensions for Linux* OS
 ExclusiveArch:	x86_64
 License:        BSD-3-Clause
@@ -747,7 +747,7 @@ 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
@@ -836,7 +836,9 @@ 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!"
 
@@ -933,6 +935,9 @@ fi
 %files -n sgx-ra-service -f %{TOOLS_INSTALLER_RPM_DIR}/sgx-ra-service/build/list-sgx-ra-service
 
 %changelog
+* Thu Sep 15 2022 wangyu <wangyu283@huawei.com> - 2.11.100-12
+- Fix the failure to execute the post script of the sgx-pck-id-retrieval-tool
+
 * Sat Sep 03 2022 wangyu <wangyu283@huawei.com> - 2.11.100-11
 - Fix CVE-2022-2068 CVE-2022-0778 CVE-2022-1292 CVE-2022-2097