diff --git a/LogbackDemo/pom.xml b/LogbackDemo/pom.xml
index 718f0ef..b16c33b 100644
--- a/LogbackDemo/pom.xml
+++ b/LogbackDemo/pom.xml
@@ -33,7 +33,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>1.8</java.version>
-        <fastjson.version>1.2.31</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <logstash.version>4.11</logstash.version>
         <logback.version>1.1.3</logback.version>
         <spring.kafka.version>1.3.5.RELEASE</spring.kafka.version>