diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 3b2177f..4d24154
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
   </repositories>
 
 	<properties>
-		<spring.version>3.2.2.RELEASE</spring.version>
+		<spring.version>5.2.20.RELEASE</spring.version>
 		<junit.version>5.7.0</junit.version>
 	</properties>