diff --git a/pom.xml b/pom.xml
index 5fdaa17..b9ec58f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.51</version>
+            <version>1.2.83</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-hdfs-client -->
         <!-- https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-hdfs -->