diff --git a/heartbeatdemo/pom.xml b/heartbeatdemo/pom.xml
index babf41b..3093faa 100644
--- a/heartbeatdemo/pom.xml
+++ b/heartbeatdemo/pom.xml
@@ -60,7 +60,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>2.4</version>
+      <version>2.7</version>
     </dependency>
   </dependencies>
 </project>