diff --git a/exchange/pom.xml b/exchange/pom.xml
index e2018c6..88867ed 100644
--- a/exchange/pom.xml
+++ b/exchange/pom.xml
@@ -17,7 +17,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <servlet.version>3.0.1</servlet.version>
         <log4j.slf4j.version>2.3</log4j.slf4j.version>
-        <fastjson.version>1.2.75</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <junit.version>4.13.1</junit.version>
     </properties>
     <dependencies>