diff --git a/pom.xml b/pom.xml
index 00881fe..ab7ffe1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
         <pay.version>2.14.5</pay.version>
         <httpmime.version>4.5.4</httpmime.version>
         <log4j.version>1.2.17</log4j.version>
-        <fastjson.version>1.2.73</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <zxing.version>3.3.1</zxing.version>
         <servlet-api.version>4.0.1</servlet-api.version>
         <bcprov-jdk15on.version>1.59</bcprov-jdk15on.version>