diff --git a/pom.xml b/pom.xml
index d62049a09f5..ce4962d93a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -546,7 +546,7 @@
     <mockito.version>5.23.0</mockito.version>
     <hamcrest.version>2.2</hamcrest.version>
     <commons-cli.version>1.5.0</commons-cli.version>
-    <netty.version>4.1.135.Final</netty.version>
+    <netty.version>4.1.136.Final</netty.version>
     <jetty.version>9.4.58.v20250814</jetty.version>
     <jackson.version>2.18.8</jackson.version>
     <jline.version>3.25.1</jline.version>
diff --git a/zookeeper-server/src/main/resources/lib/netty-buffer-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-buffer-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-buffer-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-buffer-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-codec-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-codec-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-codec-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-codec-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-common-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-common-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-common-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-common-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-handler-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-handler-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-handler-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-handler-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-resolver-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-resolver-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-resolver-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-resolver-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-classes-epoll-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-classes-epoll-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-classes-epoll-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-classes-epoll-4.1.136.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.135.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.136.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.135.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.136.Final.LICENSE.txt