diff --git a/self-demo/SSMdemo/pom.xml b/self-demo/SSMdemo/pom.xml
index 1ddafcc..9fce05b 100644
--- a/self-demo/SSMdemo/pom.xml
+++ b/self-demo/SSMdemo/pom.xml
@@ -200,7 +200,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>2.4</version>
+      <version>2.7</version>
     </dependency>
     <dependency>
       <groupId>commons-codec</groupId>