diff --git a/pom.xml b/pom.xml
index 5b7a1a3..890c1d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
         <dao.version>1.0-SNAPSHOT</dao.version>
         <service.version>1.0-SNAPSHOT</service.version>
         <web.version>1.0-SNAPSHOT</web.version>
-        <fastjson.version>1.2.54</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
     </properties>
 
     <dependencyManagement>
diff --git a/ys-sharp/pom.xml b/ys-sharp/pom.xml
index c4e9157..4d1a3df 100644
--- a/ys-sharp/pom.xml
+++ b/ys-sharp/pom.xml
@@ -22,7 +22,7 @@
     <properties>
         <common.version>1.0-SNAPSHOT</common.version>
         <web.version>1.0-SNAPSHOT</web.version>
-        <fastjson.version>1.2.54</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
     </properties>
 
     <dependencyManagement>