diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 8ceecb3abb4a2..1aefeee710f47 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -24,4 +24,4 @@
 
 /.github/ @peternied
 
-/MAINTAINERS.md @anasalkouz @andrross @ashking94 @Bukhtawar @CEHENKLE @dblock @dbwiddis @gbbafna @jed326 @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @peternied @reta @Rishikesh1159 @sachinpkale @saratvemulapalli @shwetathareja @sohami @VachaShah
+/MAINTAINERS.md @anasalkouz @andrross @ashking94 @Bukhtawar @CEHENKLE @dblock @dbwiddis @gaobinlong @gbbafna @jed326 @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @peternied @reta @Rishikesh1159 @sachinpkale @saratvemulapalli @shwetathareja @sohami @VachaShah
diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 3298ceb15463c..f77c69ddeff2a 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -14,6 +14,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Charlotte Henkle         | [CEHENKLE](https://github.com/CEHENKLE)                 | Amazon      |
 | Dan Widdis               | [dbwiddis](https://github.com/dbwiddis)                 | Amazon      |
 | Daniel "dB." Doubrovkine | [dblock](https://github.com/dblock)                     | Amazon      |
+| Gao Binlong              | [gaobinlong](https://github.com/gaobinlong)             | Amazon      |
 | Gaurav Bafna             | [gbbafna](https://github.com/gbbafna)                   | Amazon      |
 | Jay Deng                 | [jed326](https://github.com/jed326)                     | Amazon      |
 | Kunal Kotwani            | [kotwanikunal](https://github.com/kotwanikunal)         | Amazon      |