diff --git a/spring-boot-oauth2/spring-boot-oauth2-server/pom.xml b/spring-boot-oauth2/spring-boot-oauth2-server/pom.xml
index ea69969..e1bdc50 100644
--- a/spring-boot-oauth2/spring-boot-oauth2-server/pom.xml
+++ b/spring-boot-oauth2/spring-boot-oauth2-server/pom.xml
@@ -57,7 +57,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.62</version>
+            <version>1.2.83</version>
         </dependency>
     </dependencies>
 </project>