diff --git a/java/leetcode/pom.xml b/java/leetcode/pom.xml
index a40953a..77ecb38 100644
--- a/java/leetcode/pom.xml
+++ b/java/leetcode/pom.xml
@@ -61,7 +61,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.4</version>
+            <version>2.12.4</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>