diff --git a/1.SSO单点登录/sso/pom.xml b/1.SSO单点登录/sso/pom.xml
index 7781a5e..a5a134a 100644
--- a/1.SSO单点登录/sso/pom.xml
+++ b/1.SSO单点登录/sso/pom.xml
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.4</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>com.auth0</groupId>