diff --git a/spring-boot-student-concurrent/pom.xml b/spring-boot-student-concurrent/pom.xml
index ff2e102..45a4368 100644
--- a/spring-boot-student-concurrent/pom.xml
+++ b/spring-boot-student-concurrent/pom.xml
@@ -16,7 +16,7 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>fastjson</artifactId>
-			<version>1.2.47</version>
+			<version>1.2.83</version>
 		</dependency>
     </dependencies>