diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 35deb7def799..d9a0082e0f1f 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -41,6 +41,7 @@ We do encourage everyone to work anything they are interested in.
 - [Siyuan Feng](https://github.com/Hzfengsy) (PMC): @Hzfengsy - tir
 - [Josh Fromm](https://github.com/jwfromm) (PMC): @jwfromm - frontends, quantization, topi
 - [Mehrdad Hessar](https://github.com/mehrdadh): @mehrdadh - microTVM, hexagon
+- [Masahiro Hiramori](https://github.com/mshr-h): @mshr-h - relax, frontend
 - [Bohan Hou](https://github.com/spectrometerHBH) (PMC): @spectrometerHBH - tir, arith, tvm-script
 - [Yuwei Hu](https://github.com/Huyuwei): @Huyuwei - topi, frontends
 - [Luke Hutton](https://github.com/lhutton1): @lhutton1 - ethos-u, arm
@@ -80,6 +81,7 @@ We do encourage everyone to work anything they are interested in.
 - [Chris Sullivan](https://github.com/csullivan): @csullivan - amd backend
 - [Siva Rama Krishna Reddy](https://github.com/srkreddy1238): @srkreddy1238 - frontends, golang
 - [Zhixun Tan](https://github.com/phisiart): @phisiart - opengl, web
+- [Tong Meng](https://github.com/Archermmt): @Archermmt - msc
 - [Andrew Tulloch](https://github.com/ajtulloch): @ajtulloch - topi, compiler, runtime
 - [Gavin Uberti](https://github.com/guberti): @guberti - microtvm, arm
 - [Luis Vega](https://github.com/vegaluisjose): @vegaluisjose - vta, chisel
@@ -90,7 +92,7 @@ We do encourage everyone to work anything they are interested in.
 - [Eddie Yan](https://github.com/eqy) (PMC): @eqy - runtime, autotvm, rpc, topi
 - [Zihao Ye](https://github.com/yzh119): @yzh119 - tir
 - [Hao Yu](https://github.com/comaniac): @comaniac (PMC) - relay, byoc, auto_scheduler
-- [Shuai Yuan](https://github.com/ysh329): @ysh329 - ci
+- [Shuai Yuan](https://github.com/ysh329): @ysh329 (PMC) - ci
 - [Qiang Zhang](https://github.com/Johnson9009): @Johnson9009 - relay, tvm-script
 - [Lianmin Zheng](https://github.com/merrymercy) (PMC): @merrymercy - autotvm, auto_scheduler, topi, relay
 - [Xiyou Zhou](https://github.com/zxybazh): @zxybazh - relay
@@ -123,6 +125,7 @@ We do encourage everyone to work anything they are interested in.
 - [Sergei Grechanik](https://github.com/sgrechanik-h): @sgrechanik-h
 - [Altan Haan](https://github.com/altanh): @altanh
 - [Mehrdad Hessar](https://github.com/mehrdadh): @mehrdadh
+- [Masahiro Hiramori](https://github.com/mshr-h): @mshr-h
 - [Bohan Hou](https://github.com/spectrometerHBH): @spectrometerHBH
 - [Yuwei Hu](https://github.com/Huyuwei): @Huyuwei
 - [Luke Hutton](https://github.com/lhutton1): @lhutton1
@@ -192,6 +195,7 @@ We do encourage everyone to work anything they are interested in.
 - [Chris Sullivan](https://github.com/csullivan): @csullivan
 - [Anirudh Sundar Subramaniam](https://github.com/quic-sanirudh): @quic-sanirudh
 - [Zhixun Tan](https://github.com/phisiart): @phisiart
+- [Tong Meng](https://github.com/Archermmt): @Archermmt
 - [Andrew Tulloch](https://github.com/ajtulloch): @ajtulloch
 - [Jorn Tuyls](https://github.com/jtuyls): @jtuyls
 - [Gavin Uberti](https://github.com/guberti): @guberti