diff --git a/spring_study/MySpring/pom.xml b/spring_study/MySpring/pom.xml
index 9fa1e19..7154d8c 100644
--- a/spring_study/MySpring/pom.xml
+++ b/spring_study/MySpring/pom.xml
@@ -29,7 +29,7 @@
     <dependency>
     <groupId>org.apache.logging.log4j</groupId>
     <artifactId>log4j-core</artifactId>
-    <version>2.9.1</version>
+    <version>2.16.0</version>
 </dependency>
     <dependency>
     <groupId>org.apache.logging.log4j</groupId>