diff --git a/stocker/pom.xml b/stocker/pom.xml
index a204419..81983de 100644
--- a/stocker/pom.xml
+++ b/stocker/pom.xml
@@ -102,7 +102,7 @@
         <dependency>
             <groupId>io.undertow</groupId>
             <artifactId>undertow-core</artifactId>
-            <version>2.1.0.Final</version>
+            <version>2.2.15.Final</version>
         </dependency>
         <dependency>
             <groupId>io.undertow</groupId>