diff --git a/nutz-plugins-undertow/pom.xml b/nutz-plugins-undertow/pom.xml
index f578f412..6106ca1b 100644
--- a/nutz-plugins-undertow/pom.xml
+++ b/nutz-plugins-undertow/pom.xml
@@ -11,7 +11,7 @@
 
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<undertow.version>1.4.20.Final</undertow.version>
+		<undertow.version>2.2.19.Final</undertow.version>
 	</properties>
 
 	<issueManagement>