diff --git a/MyBatis01Quickstart/pom.xml b/MyBatis01Quickstart/pom.xml
index 582e1c2..e09ed91 100644
--- a/MyBatis01Quickstart/pom.xml
+++ b/MyBatis01Quickstart/pom.xml
@@ -39,7 +39,7 @@
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
-      <version>2.12.0</version>
+      <version>2.16.0</version>
     </dependency>
 
     <!-- https://mvnrepository.com/artifact/org.mariadb.jdbc/mariadb-java-client -->