diff --git a/wetool-plugin-support/pom.xml b/wetool-plugin-support/pom.xml
index 6f8805df..19b75094 100644
--- a/wetool-plugin-support/pom.xml
+++ b/wetool-plugin-support/pom.xml
@@ -27,7 +27,7 @@
         <logback.version>1.3.0-alpha5</logback.version>
         <jnativehook.version>2.1.0</jnativehook.version>
         <vavr.version>0.10.3</vavr.version>
-        <fastjson.version>1.2.76</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <maven.compiler.plugin.version>3.8.1</maven.compiler.plugin.version>
         <jfoenix.version>9.0.10</jfoenix.version>
         <tilesfx.version>11.48</tilesfx.version>