diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index e0ed599474..e97eb06db1
--- a/pom.xml
+++ b/pom.xml
@@ -230,7 +230,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-websocket</artifactId>
-            <version>4.3.7.RELEASE</version>
+            <version>5.3.9</version>
             <scope>provided</scope>
             <optional>true</optional>
         </dependency>