diff --git a/springboot-oauth2-demo/pom.xml b/springboot-oauth2-demo/pom.xml
index 11d7b0a..0f4d9a1 100644
--- a/springboot-oauth2-demo/pom.xml
+++ b/springboot-oauth2-demo/pom.xml
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.68</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>