diff --git a/Maintainers.txt b/Maintainers.txt
index 7d9cdca611..6fccbb6788 100644
--- a/Maintainers.txt
+++ b/Maintainers.txt
@@ -626,6 +626,7 @@ F: StandaloneMmPkg/
 M: Ard Biesheuvel <ardb+tianocore@kernel.org> [ardbiesheuvel]
 M: Sami Mujawar <sami.mujawar@arm.com> [samimujawar]
 M: Ray Ni <ray.ni@intel.com> [niruiyu]
+R: Jiaxin Wu <jiaxin.wu@intel.com> [jiaxinwu]
 
 UefiCpuPkg
 F: UefiCpuPkg/
@@ -633,6 +634,7 @@ W: https://github.com/tianocore/tianocore.github.io/wiki/UefiCpuPkg
 M: Ray Ni <ray.ni@intel.com> [niruiyu]
 R: Rahul Kumar <rahul1.kumar@intel.com> [rahul1-kumar]
 R: Gerd Hoffmann <kraxel@redhat.com> [kraxel]
+R: Jiaxin Wu <jiaxin.wu@intel.com> [jiaxinwu]
 
 UefiCpuPkg: Sec related modules
 F: UefiCpuPkg/SecCore/