diff --git a/code-notes-demo/rsx-rpc/pom.xml b/code-notes-demo/rsx-rpc/pom.xml
index 6809cc0..27f567c 100644
--- a/code-notes-demo/rsx-rpc/pom.xml
+++ b/code-notes-demo/rsx-rpc/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.61</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>