diff --git a/java/dubbodemo1/dubbo_demo_provider/pom.xml b/java/dubbodemo1/dubbo_demo_provider/pom.xml
index 66c2447..a3e7c9a 100644
--- a/java/dubbodemo1/dubbo_demo_provider/pom.xml
+++ b/java/dubbodemo1/dubbo_demo_provider/pom.xml
@@ -76,7 +76,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.47</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>mysql</groupId>