diff --git a/pom.xml b/pom.xml
index 763edd04..306de08a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
         <spring-webflux.version>5.0.9.RELEASE</spring-webflux.version>
         <spring-web.version>5.0.9.RELEASE</spring-web.version>
         <reactor-netty.version>0.7.9.RELEASE</reactor-netty.version>
-        <netty-all.version>4.1.29.Final</netty-all.version>
+        <netty-all.version>4.1.42.Final</netty-all.version>
         <jackson.version>2.9.7</jackson.version>
 
         <!--Cloud-->