diff --git a/spring-boot-rabbitmq/pom.xml b/spring-boot-rabbitmq/pom.xml
old mode 100755
new mode 100644
index 0f4fcd9..4855963
--- a/spring-boot-rabbitmq/pom.xml
+++ b/spring-boot-rabbitmq/pom.xml
@@ -38,7 +38,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.38</version>
+            <version>1.2.83</version>
         </dependency>
 
     </dependencies>