diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 1780c00..6e55bf7
--- a/pom.xml
+++ b/pom.xml
@@ -115,7 +115,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.47</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>