diff --git a/Maintainers.txt b/Maintainers.txt
index 7311afbfa2..a582e8653d 100644
--- a/Maintainers.txt
+++ b/Maintainers.txt
@@ -643,7 +643,7 @@ StandaloneMmPkg
 F: StandaloneMmPkg/
 M: Ard Biesheuvel <ardb+tianocore@kernel.org> [ardbiesheuvel]
 M: Sami Mujawar <sami.mujawar@arm.com> [samimujawar]
-M: Jiewen Yao <jiewen.yao@intel.com> [jyao1]
+M: Ray Ni <ray.ni@intel.com> [niruiyu]
 
 UefiCpuPkg
 F: UefiCpuPkg/