diff --git a/msal-obo-sample/pom.xml b/msal-obo-sample/pom.xml
old mode 100755
new mode 100644
index 493db6a..905dd2d
--- a/msal-obo-sample/pom.xml
+++ b/msal-obo-sample/pom.xml
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>org.springframework.security.oauth</groupId>
             <artifactId>spring-security-oauth2</artifactId>
-            <version>2.3.6.RELEASE</version>
+            <version>2.5.1.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.security</groupId>