diff --git a/pom.xml b/pom.xml
index 7c49f4e..79c793c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     <url>http://maven.apache.org</url>
     <properties>
         <spring.version>5.0.1.RELEASE</spring.version>
-        <fastjson.version>1.2.40</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
     </properties>
     <dependencies>
         <dependency>