diff --git a/OAuth2Service/pom.xml b/OAuth2Service/pom.xml
index 87ff9df..5794d16 100644
--- a/OAuth2Service/pom.xml
+++ b/OAuth2Service/pom.xml
@@ -107,7 +107,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.6</version>
+            <version>2.8.9</version>
         </dependency>
 
         <!-- Base64 Class -->