diff --git a/pom.xml b/pom.xml
index e202b7c..82b2b01 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>io.undertow</groupId>
             <artifactId>undertow-core</artifactId>
-            <version>2.3.18.Final</version>
+            <version>2.3.20.Final</version>
         </dependency>
     </dependencies>