diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 0240ccb218b..1aef56b02fb
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<jdk.version>1.8</jdk.version>
-		<spring.framework.version>5.0.12.RELEASE</spring.framework.version>
+		<spring.framework.version>5.2.21.RELEASE</spring.framework.version>
 		<spring.security.version>5.0.11.RELEASE</spring.security.version>
 		<jackson.version>2.9.8</jackson.version>
 		<mule.version>3.8.0</mule.version>