diff --git a/pom.xml b/pom.xml
index 5c04816..f081102 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
         <httpclient_version>4.5.3</httpclient_version>
         <hessian_lite_version>3.2.1-fixed-2</hessian_lite_version>
         <xstream_version>1.4.1</xstream_version>
-        <fastjson_version>1.2.31</fastjson_version>
+        <fastjson_version>1.2.83</fastjson_version>
         <bsf_version>3.1</bsf_version>
         <sorcerer_version>0.8</sorcerer_version>
         <zookeeper_version>3.3.6</zookeeper_version>