diff --git a/SpringBootDemo/pom.xml b/SpringBootDemo/pom.xml
index f4596b1..753c42c 100644
--- a/SpringBootDemo/pom.xml
+++ b/SpringBootDemo/pom.xml
@@ -47,7 +47,7 @@
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.2.3</version>
+			<version>1.2.13</version>
 		</dependency>
 
 		<!-- cache -->