diff --git a/service/pom.xml b/service/pom.xml
index 89771de..cdde9e4 100644
--- a/service/pom.xml
+++ b/service/pom.xml
@@ -19,7 +19,7 @@
         <spring.boot.maven.plugin.version>2.1.0.RELEASE</spring.boot.maven.plugin.version>
         <httpclient.version>4.5.3</httpclient.version>
         <jsoup.version>1.11.3</jsoup.version>
-        <fastjson.version>1.2.47</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <slf4j.version>1.7.25</slf4j.version>
         <jackson.version>2.9.8</jackson.version>
         <commons.lang3.version>3.8.1</commons.lang3.version>