diff --git a/SpringSecurity_springBoot2/pom.xml b/SpringSecurity_springBoot2/pom.xml
index 242102f..3f3c678 100644
--- a/SpringSecurity_springBoot2/pom.xml
+++ b/SpringSecurity_springBoot2/pom.xml
@@ -52,7 +52,7 @@
 			<dependency>
 			    <groupId>com.alibaba</groupId>
 			    <artifactId>fastjson</artifactId>
-			    <version>1.2.51</version>
+			    <version>1.2.83</version>
 			</dependency>
 
 	
@@ -101,7 +101,7 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>fastjson</artifactId>
-			<version>1.2.51</version>
+			<version>1.2.83</version>
 		</dependency>
 	</dependencies>