diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 472ace2..d318d1b 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -8,3 +8,4 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | ------------ | ------------------------------------- | ----------- |
 | Mark Cohen   | [macohen](https://github.com/macohen) | Amazon      |
 | Michael Froh | [msfroh](https://github.com/msfroh)   | Amazon      |
+| Mingshi Liu  | [mingshl](https://github.com/mingshl) | Amazon      |
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