diff --git a/logging-modules/log4j2/pom.xml b/logging-modules/log4j2/pom.xml
index b577931f0f..9d8a523462 100644
--- a/logging-modules/log4j2/pom.xml
+++ b/logging-modules/log4j2/pom.xml
@@ -1,25 +1,24 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<artifactId>log4j2</artifactId>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>log4j2</artifactId>
 
-	<parent>
-		<groupId>com.baeldung</groupId>
-		<artifactId>parent-modules</artifactId>
-		<version>1.0.0-SNAPSHOT</version>
-		<relativePath>../../</relativePath>
-	</parent>
-
-	<dependencies>
-		<!-- This is the needed core component. -->
-		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-core</artifactId>
-			<version>${log4j-core.version}</version>
-		</dependency>
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
+    </parent>
 
+    <dependencies>
+        <!-- This is the needed core component. -->
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>${log4j-core.version}</version>
+        </dependency>
+        
 		<!-- This is the needed API component. -->
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
@@ -27,100 +26,99 @@
 			<version>${log4j-core.version}</version>
 		</dependency>
 
+        <!-- This is used by JSONLayout. -->
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>${jackson.version}</version>
+        </dependency>
 
-		<!-- This is used by JSONLayout. -->
-		<dependency>
-			<groupId>com.fasterxml.jackson.core</groupId>
-			<artifactId>jackson-databind</artifactId>
-			<version>${jackson.version}</version>
-		</dependency>
+        <!-- This is used by XMLLayout. -->
+        <dependency>
+            <groupId>com.fasterxml.jackson.dataformat</groupId>
+            <artifactId>jackson-dataformat-xml</artifactId>
+            <version>${jackson.version}</version>
+        </dependency>
 
-		<!-- This is used by XMLLayout. -->
-		<dependency>
-			<groupId>com.fasterxml.jackson.dataformat</groupId>
-			<artifactId>jackson-dataformat-xml</artifactId>
-			<version>${jackson.version}</version>
-		</dependency>
+        <!-- This is used by JDBC Appender. -->
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>${h2.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-dbcp2</artifactId>
+            <version>${commons-dbcp2.version}</version>
+        </dependency>
 
-		<!-- This is used by JDBC Appender. -->
-		<dependency>
-			<groupId>com.h2database</groupId>
-			<artifactId>h2</artifactId>
-			<version>${h2.version}</version>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.commons</groupId>
-			<artifactId>commons-dbcp2</artifactId>
-			<version>${commons-dbcp2.version}</version>
-		</dependency>
+        <!-- This is used for testing only. -->
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>${log4j-core.version}</version>
+            <type>test-jar</type>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
-		<!-- This is used for testing only. -->
-		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-core</artifactId>
-			<version>${log4j-core.version}</version>
-			<type>test-jar</type>
-			<scope>test</scope>
-		</dependency>
-	</dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>${maven-compiler-plugin.version}</version>
+                <configuration>
+                    <proc>none</proc>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>${maven-compiler-plugin.version}</version>
-				<configuration>
-					<proc>none</proc>
-				</configuration>
-			</plugin>
-		</plugins>
-	</build>
+    <profiles>
+        <profile>
+            <id>integration</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-surefire-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <phase>integration-test</phase>
+                                <goals>
+                                    <goal>test</goal>
+                                </goals>
+                                <configuration>
+                                    <excludes>
+                                        <exclude>**/*ManualTest.java</exclude>
+                                        <exclude>**/*LiveTest.java</exclude>
+                                    </excludes>
+                                    <includes>
+                                        <include>**/*IntegrationTest.java</include>
+                                        <include>**/*IntTest.java</include>
+                                    </includes>
+                                </configuration>
+                            </execution>
+                        </executions>
+                        <configuration>
+                            <systemPropertyVariables>
+                                <test.mime>json</test.mime>
+                                <logging.folder.path>${java.io.tmpdir}/${maven.build.timestamp}/logfile.json</logging.folder.path>
+                            </systemPropertyVariables>
+                        </configuration>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
 
-	<profiles>
-		<profile>
-			<id>integration</id>
-			<build>
-				<plugins>
-					<plugin>
-						<groupId>org.apache.maven.plugins</groupId>
-						<artifactId>maven-surefire-plugin</artifactId>
-						<executions>
-							<execution>
-								<phase>integration-test</phase>
-								<goals>
-									<goal>test</goal>
-								</goals>
-								<configuration>
-									<excludes>
-										<exclude>**/*ManualTest.java</exclude>
-										<exclude>**/*LiveTest.java</exclude>
-									</excludes>
-									<includes>
-										<include>**/*IntegrationTest.java</include>
-										<include>**/*IntTest.java</include>
-									</includes>
-								</configuration>
-							</execution>
-						</executions>
-						<configuration>
-							<systemPropertyVariables>
-								<test.mime>json</test.mime>
-								<logging.folder.path>${java.io.tmpdir}/${maven.build.timestamp}/logfile.json</logging.folder.path>
-							</systemPropertyVariables>
-						</configuration>
-					</plugin>
-				</plugins>
-			</build>
-		</profile>
-	</profiles>
+    <properties>
+        <jackson.version>2.9.5</jackson.version>
+        <h2.version>1.4.193</h2.version>
+        <commons-dbcp2.version>2.1.1</commons-dbcp2.version>
+        <log4j-core.version>2.11.0</log4j-core.version>
+        <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
+    </properties>
 
-	<properties>
-		<jackson.version>2.9.5</jackson.version>
-		<h2.version>1.4.193</h2.version>
-		<commons-dbcp2.version>2.1.1</commons-dbcp2.version>
-		<log4j-core.version>2.11.0</log4j-core.version>
-		<maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
-	</properties>
-
-</project>
+</project>
\ No newline at end of file
diff --git a/logging-modules/log4j2/src/main/java/com/baeldung/logging/log4j2/appender/MapAppender.java b/logging-modules/log4j2/src/main/java/com/baeldung/logging/log4j2/appender/MapAppender.java
index e9c025f480..2015b6d573 100644
--- a/logging-modules/log4j2/src/main/java/com/baeldung/logging/log4j2/appender/MapAppender.java
+++ b/logging-modules/log4j2/src/main/java/com/baeldung/logging/log4j2/appender/MapAppender.java
@@ -18,7 +18,7 @@ import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
 import org.apache.logging.log4j.core.config.plugins.PluginElement;
 import org.apache.logging.log4j.core.config.plugins.PluginFactory;
 
-@Plugin(name = "MapAppender", category = Core.CATEGORY_NAME, elementType = Appender.ELEMENT_TYPE, printObject = false)
+@Plugin(name = "MapAppender", category = Core.CATEGORY_NAME, elementType = Appender.ELEMENT_TYPE)
 public class MapAppender extends AbstractAppender {
 
     private ConcurrentMap<String, LogEvent> eventMap = new ConcurrentHashMap<>();