diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index a6d3c5e..7ccb286
--- a/pom.xml
+++ b/pom.xml
@@ -135,7 +135,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.47</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>