diff --git a/staticfiles/pom.xml b/staticfiles/pom.xml
index 61e8b53..0a76773 100644
--- a/staticfiles/pom.xml
+++ b/staticfiles/pom.xml
@@ -16,7 +16,7 @@
         <dependency>
             <groupId>io.undertow</groupId>
             <artifactId>undertow-core</artifactId>
-            <version>2.0.26.Final</version>
+            <version>2.2.19.Final</version>
         </dependency>
         <!-- Test dependencies -->
         <dependency>