diff --git a/msal-obo-sample/pom.xml b/msal-obo-sample/pom.xml
old mode 100755
new mode 100644
index 493db6a..03ec800
--- a/msal-obo-sample/pom.xml
+++ b/msal-obo-sample/pom.xml
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>org.json</groupId>
             <artifactId>json</artifactId>
-            <version>20090211</version>
+            <version>20210307</version>
         </dependency>
         <dependency>
             <groupId>com.microsoft.graph</groupId>