diff --git a/build.gradle b/build.gradle
index 1e9ff911..71bbd12a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -164,7 +164,7 @@ dependencies {
     def opensearchVersion = "${opensearch_version}"
     def opensearchJavaClientVersion = "2.1.0-SNAPSHOT"
     def log4jVersion = "2.20.0"
-    def nettyVersion = "4.1.97.Final"
+    def nettyVersion = "4.1.99.Final"
     def jacksonDatabindVersion = "2.15.2"
     def guavaVersion = "32.1.2-jre"
     def guiceVersion = "7.0.0"