diff --git a/pom.xml b/pom.xml
index 01541d7..cd3fd65 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>io.undertow</groupId>
             <artifactId>undertow-core</artifactId>
-            <version>2.0.23.Final</version>
+            <version>2.1.6.Final</version>
         </dependency>
         <dependency>
             <groupId>javax.ws.rs</groupId>