diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 7a40cb0..78046d7
--- a/pom.xml
+++ b/pom.xml
@@ -91,7 +91,7 @@
         <dependency>
             <groupId>org.springframework.security.oauth</groupId>
             <artifactId>spring-security-oauth2</artifactId>
-            <version>2.0.11.RELEASE</version>
+            <version>2.0.17.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.cloud</groupId>