diff --git a/simple-cache/pom.xml b/simple-cache/pom.xml
old mode 100755
new mode 100644
index 98190e3..39994f2
--- a/simple-cache/pom.xml
+++ b/simple-cache/pom.xml
@@ -10,7 +10,7 @@
   	<dependency>
   		<groupId>org.springframework</groupId>
   		<artifactId>spring-webmvc</artifactId>
-  		<version>3.1.1.RELEASE</version>
+  		<version>5.2.20.RELEASE</version>
   	</dependency>
   	<dependency>
   		<groupId>commons-dbcp</groupId>