diff --git a/pom.xml b/pom.xml
index 8890f41..c536553 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
         <commons-dbcp.version>1.4</commons-dbcp.version>
         <jstl.version>1.2</jstl.version>
         <log4j.version>1.2.17</log4j.version>
-        <fastjson.version>1.2.45</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <slf4j.version>1.7.25</slf4j.version>
         <jackson.version>2.10.0.pr1</jackson.version>
         <commons-fileupload.version>1.3.3</commons-fileupload.version>