diff --git a/pom.xml b/pom.xml
index f78bdf9..943f1dd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -303,7 +303,7 @@
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-handler</artifactId>
-        <version>4.1.17.Final</version>
+        <version>4.1.45.Final</version>
       </dependency>
       <dependency>
         <groupId>org.apache.spark</groupId>