diff --git a/myperf/pom.xml b/myperf/pom.xml
old mode 100755
new mode 100644
index ccc3ef7..89984c2
--- a/myperf/pom.xml
+++ b/myperf/pom.xml
@@ -42,7 +42,7 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-core</artifactId>
-			<version>4.3.26.RELEASE</version>
+			<version>5.3.19</version>
 		</dependency>
 
 		<dependency>