diff --git a/demos/bigbank/pom.xml b/demos/bigbank/pom.xml
index 72a91c8..ad25336 100644
--- a/demos/bigbank/pom.xml
+++ b/demos/bigbank/pom.xml
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>org.apache.ws.security</groupId>
             <artifactId>wss4j</artifactId>
-            <version>1.5.3</version>
+            <version>1.6.17</version>
         </dependency>
         
         <dependency>