diff --git a/pom.xml b/pom.xml
index 2440010..806cab0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
         <resteasy.version>3.0.26.Final</resteasy.version>
-        <undertow.version>1.4.18.Final</undertow.version>
+        <undertow.version>2.0.27.Final</undertow.version>
         <jackson.version>2.8.9</jackson.version>
         <junit.version>4.12</junit.version>
     </properties>