diff --git a/eSearchEngineModel/query-planner/pom.xml b/eSearchEngineModel/query-planner/pom.xml
index ebe4c58..62c48d1 100644
--- a/eSearchEngineModel/query-planner/pom.xml
+++ b/eSearchEngineModel/query-planner/pom.xml
@@ -23,7 +23,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.54</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>