diff --git a/saga-samples/polyglot-persistence/pom.xml b/saga-samples/polyglot-persistence/pom.xml
index 1e4b15c..cf47efa 100644
--- a/saga-samples/polyglot-persistence/pom.xml
+++ b/saga-samples/polyglot-persistence/pom.xml
@@ -57,7 +57,7 @@
         <dependency>
             <groupId>io.undertow</groupId>
             <artifactId>undertow-core</artifactId>
-            <version>2.3.17.Final</version>
+            <version>2.3.18.Final</version>
         </dependency>
         <dependency>
             <groupId>org.json</groupId>