diff --git a/pom.xml b/pom.xml
index d69cc27c2..1f9c1d8a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -129,7 +129,7 @@
 		<dependency>
 		    	<groupId>org.apache.logging.log4j</groupId>
 		    	<artifactId>log4j-core</artifactId>
-		    	<version>2.1</version>
+		    	<version>2.19.0</version>
 		</dependency>
 	</dependencies>
 	
@@ -181,13 +181,10 @@
 						</goals>
 						<configuration>
 							<tasks>
-								<mkdir dir="logs" />
-								<copy file="${basedir}/src/main/resources/messages_en.properties"
-									tofile="${project.build.outputDirectory}/messages.properties" />
-								<copy file="${basedir}/src/main/resources/indexpage_en.properties"
-									tofile="${project.build.outputDirectory}/indexpage.properties" />
-								<delete
-									file="${project.build.outputDirectory}/org/t246osslab/easybuggy/core/utils/DeleteClassWhileMavenBuild.class" />
+								<mkdir dir="logs"/>
+								<copy file="${basedir}/src/main/resources/messages_en.properties" tofile="${project.build.outputDirectory}/messages.properties"/>
+								<copy file="${basedir}/src/main/resources/indexpage_en.properties" tofile="${project.build.outputDirectory}/indexpage.properties"/>
+								<delete file="${project.build.outputDirectory}/org/t246osslab/easybuggy/core/utils/DeleteClassWhileMavenBuild.class"/>
 							</tasks>
 						</configuration>
 					</execution>