diff --git a/java/hadoopdemo/mapreducedemo/pom.xml b/java/hadoopdemo/mapreducedemo/pom.xml
index f1ae707..6d16fdd 100644
--- a/java/hadoopdemo/mapreducedemo/pom.xml
+++ b/java/hadoopdemo/mapreducedemo/pom.xml
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.8.2</version>
+            <version>2.17.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.hadoop</groupId>