diff --git a/middleware/pom.xml b/middleware/pom.xml
old mode 100755
new mode 100644
index db0091b..1210b2b
--- a/middleware/pom.xml
+++ b/middleware/pom.xml
@@ -29,7 +29,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
-            <version>2.3.5.RELEASE</version>
+            <version>2.5.12</version>
         </dependency>