diff --git a/jsz_demo/pom.xml b/jsz_demo/pom.xml
index b039828..701f173 100644
--- a/jsz_demo/pom.xml
+++ b/jsz_demo/pom.xml
@@ -38,7 +38,7 @@
 	<dependency>
 			<groupId>commons-fileupload</groupId>
 			<artifactId>commons-fileupload</artifactId>
-			<version>1.3.1</version>
+			<version>1.3.3</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-dbcp2 -->