diff --git a/SpringBoot-WebSocket/pom.xml b/SpringBoot-WebSocket/pom.xml
index 4931cc9..75feff4 100644
--- a/SpringBoot-WebSocket/pom.xml
+++ b/SpringBoot-WebSocket/pom.xml
@@ -80,7 +80,7 @@
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-core</artifactId>
-			<version>2.13.3</version>
+			<version>2.17.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>