diff --git a/pom.xml b/pom.xml
index b0f22e8ca73..bb5e50bdc54 100755
--- a/pom.xml
+++ b/pom.xml
@@ -467,7 +467,7 @@
     <mockito.version>3.6.28</mockito.version>
     <hamcrest.version>2.2</hamcrest.version>
     <commons-cli.version>1.4</commons-cli.version>
-    <netty.version>4.1.50.Final</netty.version>
+    <netty.version>4.1.59.Final</netty.version>
     <jetty.version>9.4.35.v20201120</jetty.version>
     <jackson.version>2.10.5.1</jackson.version>
     <jline.version>2.14.6</jline.version>
diff --git a/zookeeper-server/src/main/resources/lib/netty-buffer-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-buffer-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-buffer-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-buffer-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-codec-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-codec-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-codec-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-codec-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-common-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-common-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-common-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-common-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-handler-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-handler-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-handler-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-handler-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-resolver-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-resolver-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-resolver-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-resolver-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-native-epoll-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-native-epoll-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-native-epoll-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-native-epoll-4.1.59.Final.LICENSE.txt
diff --git a/zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.50.Final.LICENSE.txt b/zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.59.Final.LICENSE.txt
similarity index 100%
rename from zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.50.Final.LICENSE.txt
rename to zookeeper-server/src/main/resources/lib/netty-transport-native-unix-common-4.1.59.Final.LICENSE.txt