diff --git a/itennis-lops-backend/maintenance-platform/pom.xml b/itennis-lops-backend/maintenance-platform/pom.xml
index 73d5969..9255780 100644
--- a/itennis-lops-backend/maintenance-platform/pom.xml
+++ b/itennis-lops-backend/maintenance-platform/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.61</version>
+            <version>1.2.83</version>
         </dependency>
 
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