diff --git a/robot-demo/pom.xml b/robot-demo/pom.xml
index e05f0c4..56c7ebc 100644
--- a/robot-demo/pom.xml
+++ b/robot-demo/pom.xml
@@ -12,7 +12,7 @@
     <packaging>war</packaging>
     <name>robot demo Maven Webapp</name>
     <properties>
-        <struts2.version>2.3.15.1</struts2.version>
+        <struts2.version>2.5.22</struts2.version>
         <spring.version>3.2.2.RELEASE</spring.version>
     </properties>
     <dependencies>