diff --git a/pom.xml b/pom.xml
index 3af86e4..86b483e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.50</version>
+            <version>1.2.83</version>
         </dependency>
 
         <!-- csv, tsv -->