diff --git a/spring-boot-dubbo/pom.xml b/spring-boot-dubbo/pom.xml
old mode 100755
new mode 100644
index 1fccc7b..b6977f6
--- a/spring-boot-dubbo/pom.xml
+++ b/spring-boot-dubbo/pom.xml
@@ -27,7 +27,7 @@
         <java.version>1.8</java.version>
 
         <com.alibaba.dubbo.version>2.5.6</com.alibaba.dubbo.version>
-        <fastjson_version>1.2.31</fastjson_version>
+        <fastjson_version>1.2.83</fastjson_version>
         <javassist_version>3.20.0-GA</javassist_version>
         <netty_version>3.2.5.Final</netty_version>
         <zookeeper_version>3.4.9</zookeeper_version>