diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index f663fc6..a5f8084
--- a/pom.xml
+++ b/pom.xml
@@ -173,7 +173,7 @@
     <dependency>
       <groupId>com.alibaba</groupId>
       <artifactId>fastjson</artifactId>
-      <version>1.2.31</version>
+      <version>1.2.83</version>
     </dependency>
     <dependency>
       <groupId>log4j</groupId>