diff --git a/pom.xml b/pom.xml
index 108a1f1..c639aef 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,7 +30,7 @@
         <log4j.version>1.2.17</log4j.version>
         <mysql.version>5.1.32</mysql.version>
         <lamma.version>2.2.2</lamma.version>
-        <fastjson.version>1.2.16</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <httpclient.version>4.2.5</httpclient.version>
         <iqlscope>compile</iqlscope>
     </properties>