diff --git a/CMakeLists.txt b/CMakeLists.txt
index 882ab7a183..9042bffaf1 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -286,6 +286,9 @@ set(CPACK_RPM_ASAN_PACKAGE_REQUIRES ${CPACK_RPM_PACKAGE_REQUIRES})
 
 # don't terminate if bytecompile of python files fails
 set(CPACK_RPM_SPEC_MORE_DEFINE "%define _python_bytecompile_errors_terminate_build 0")
+# Cpack converts !/usr/bin/env python3 to /usr/libexec/platform-python in RHEL8.
+# prevent the BRP(buildroot policy) script from checking and modifying interpreter directives
+string( APPEND CPACK_RPM_SPEC_MORE_DEFINE "\n%undefine __brp_mangle_shebangs")
 
 # Add rocm-core dependency if -DROCM_DEP_ROCMCORE=ON is passed
 if(ROCM_DEP_ROCMCORE)