diff --git a/logging-modules/log4j2/pom.xml b/logging-modules/log4j2/pom.xml
index 48608fbc80..46b8b80597 100644
--- a/logging-modules/log4j2/pom.xml
+++ b/logging-modules/log4j2/pom.xml
@@ -59,10 +59,10 @@
 
 
     <properties>
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.3</jackson.version>
         <h2.version>1.4.193</h2.version>
         <commons-dbcp2.version>2.1.1</commons-dbcp2.version>
-        <log4j-core.version>2.7</log4j-core.version>
+        <log4j-core.version>2.10.0</log4j-core.version>
     </properties>
 
 </project>
diff --git a/logging-modules/log4j2/src/test/java/com/baeldung/logging/log4j2/tests/JSONLayoutTest.java b/logging-modules/log4j2/src/test/java/com/baeldung/logging/log4j2/tests/JSONLayoutTest.java
new file mode 100644
index 0000000000..9493c32094
--- /dev/null
+++ b/logging-modules/log4j2/src/test/java/com/baeldung/logging/log4j2/tests/JSONLayoutTest.java
@@ -0,0 +1,45 @@
+package com.baeldung.logging.log4j2.tests;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class JSONLayoutTest {
+
+    private static Logger logger;
+    private ByteArrayOutputStream consoleOutput = new ByteArrayOutputStream();
+    private PrintStream ps = new PrintStream(consoleOutput);
+
+    @Before
+    public void setUp() {
+        // Redirect console output to our stream
+        System.setOut(ps);
+        logger = LogManager.getLogger("CONSOLE_JSON_APPENDER");
+    }
+
+    @Test
+    public void whenLogLayoutInJSON_thenOutputIsCorrectJSON() {
+        logger.debug("Debug message");
+        String currentLog = consoleOutput.toString();
+        assertTrue(!currentLog.isEmpty() && isValidJSON(currentLog));
+    }
+
+    public static boolean isValidJSON(String jsonInString) {
+        try {
+            final ObjectMapper mapper = new ObjectMapper();
+            mapper.readTree(jsonInString);
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
+    }
+}
\ No newline at end of file
diff --git a/logging-modules/log4j2/src/test/resources/log4j2.xml b/logging-modules/log4j2/src/test/resources/log4j2.xml
index 21fd1da446..4dcb7cce5a 100644
--- a/logging-modules/log4j2/src/test/resources/log4j2.xml
+++ b/logging-modules/log4j2/src/test/resources/log4j2.xml
@@ -1,16 +1,25 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<Configuration xmlns:xi="http://www.w3.org/2001/XInclude" status="WARN">
+<Configuration xmlns:xi="http://www.w3.org/2001/XInclude"
+    status="WARN">
     <Appenders>
-        <xi:include href="log4j2-includes/console-appender_pattern-layout_colored.xml" />
+        <xi:include
+            href="log4j2-includes/console-appender_pattern-layout_colored.xml" />
         <Console name="ConsoleAppender" target="SYSTEM_OUT">
-            <PatternLayout pattern="%d [%t] %-5level %logger{36} - %msg%n%throwable" />
+            <PatternLayout
+                pattern="%d [%t] %-5level %logger{36} - %msg%n%throwable" />
         </Console>
         <Console name="ConsoleRedAppender" target="SYSTEM_OUT">
             <PatternLayout pattern="%style{%message}{red}%n" />
             <MarkerFilter marker="CONN_TRACE" />
         </Console>
         <Console name="ConsoleGreenAppender" target="SYSTEM_OUT">
-            <PatternLayout pattern="%style{userId=%X{userId}:}{white} %style{%message}{green}%n" />
+            <PatternLayout
+                pattern="%style{userId=%X{userId}:}{white} %style{%message}{green}%n" />
+        </Console>
+        <Console name="ConsoleJSONAppender" target="SYSTEM_OUT">
+            <JsonLayout complete="false" compact="false">
+                <KeyValuePair key="myCustomField" value="myCustomValue" />
+            </JsonLayout>
         </Console>
         <File name="JSONLogfileAppender" fileName="target/logfile.json">
             <JSONLayout compact="true" eventEol="true" />
@@ -19,53 +28,58 @@
         <Async name="AsyncAppender" bufferSize="80">
             <AppenderRef ref="JSONLogfileAppender" />
         </Async>
-<!--
-        <Syslog name="Syslog" format="RFC5424" host="localhost" port="514" protocol="TCP" facility="local3" connectTimeoutMillis="10000" reconnectionDelayMillis="5000" mdcId="mdc" includeMDC="true" />
-        <Failover name="FailoverAppender" primary="Syslog">
-            <Failovers>
-                <AppenderRef ref="ConsoleAppender" />
-            </Failovers>
-        </Failover>
--->
+        <!-- <Syslog name="Syslog" format="RFC5424" host="localhost" port="514" 
+            protocol="TCP" facility="local3" connectTimeoutMillis="10000" reconnectionDelayMillis="5000" 
+            mdcId="mdc" includeMDC="true" /> <Failover name="FailoverAppender" primary="Syslog"> 
+            <Failovers> <AppenderRef ref="ConsoleAppender" /> </Failovers> </Failover> -->
         <JDBC name="JDBCAppender" tableName="logs">
-            <ConnectionFactory class="com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory" method="getConnection" />
+            <ConnectionFactory
+                class="com.baeldung.logging.log4j2.tests.jdbc.ConnectionFactory"
+                method="getConnection" />
             <Column name="when" isEventTimestamp="true" />
             <Column name="logger" pattern="%logger" />
             <Column name="level" pattern="%level" />
             <Column name="message" pattern="%message" />
             <Column name="throwable" pattern="%ex{full}" />
         </JDBC>
-        <RollingFile name="XMLRollingfileAppender" fileName="target/logfile.xml" filePattern="target/logfile-%d{yyyy-MM-dd}-%i.log.gz">
+        <RollingFile name="XMLRollingfileAppender" fileName="target/logfile.xml"
+            filePattern="target/logfile-%d{yyyy-MM-dd}-%i.log.gz">
             <XMLLayout />
             <Policies>
-                <SizeBasedTriggeringPolicy size="17 kB" />
+                <SizeBasedTriggeringPolicy
+                    size="17 kB" />
             </Policies>
         </RollingFile>
     </Appenders>
     <Loggers>
-        <Logger name="CONSOLE_PATTERN_APPENDER_MARKER" level="TRACE" additivity="false">
+        <Logger name="CONSOLE_PATTERN_APPENDER_MARKER" level="TRACE"
+            additivity="false">
             <AppenderRef ref="ConsoleRedAppender" />
         </Logger>
-        <Logger name="CONSOLE_PATTERN_APPENDER_THREAD_CONTEXT" level="INFO" additivity="false">
+        <Logger name="CONSOLE_PATTERN_APPENDER_THREAD_CONTEXT"
+            level="INFO" additivity="false">
             <AppenderRef ref="ConsoleGreenAppender" />
             <ThreadContextMapFilter>
                 <KeyValuePair key="userId" value="1000" />
             </ThreadContextMapFilter>
         </Logger>
-        <Logger name="ASYNC_JSON_FILE_APPENDER" level="INFO" additivity="false">
+        <Logger name="ASYNC_JSON_FILE_APPENDER" level="INFO"
+            additivity="false">
             <AppenderRef ref="AsyncAppender" />
         </Logger>
-<!--
-        <Logger name="FAIL_OVER_SYSLOG_APPENDER" level="INFO" additivity="false">
-            <AppenderRef ref="FailoverAppender" />
-        </Logger>
--->
+        <!-- <Logger name="FAIL_OVER_SYSLOG_APPENDER" level="INFO" additivity="false"> 
+            <AppenderRef ref="FailoverAppender" /> </Logger> -->
         <Logger name="JDBC_APPENDER" level="INFO" additivity="false">
             <AppenderRef ref="JDBCAppender" />
         </Logger>
-        <Logger name="XML_ROLLING_FILE_APPENDER" level="INFO" additivity="false">
+        <Logger name="XML_ROLLING_FILE_APPENDER" level="INFO"
+            additivity="false">
             <AppenderRef ref="XMLRollingfileAppender" />
         </Logger>
+        <Logger name="CONSOLE_JSON_APPENDER" level="TRACE"
+            additivity="false">
+            <AppenderRef ref="ConsoleJSONAppender" />
+        </Logger>
         <Root level="DEBUG">
             <AppenderRef ref="ConsoleAppender" />
         </Root>
diff --git a/logging-modules/logback/pom.xml b/logging-modules/logback/pom.xml
index 8169134442..cd0d3758cc 100644
--- a/logging-modules/logback/pom.xml
+++ b/logging-modules/logback/pom.xml
@@ -1,6 +1,6 @@
 <?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
+    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>
@@ -12,6 +12,8 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <logback.version>1.2.3</logback.version>
+        <logback.contrib.version>0.1.5</logback.contrib.version>
+        <jackson.version>2.9.3</jackson.version>
     </properties>
 
     <parent>
@@ -28,7 +30,21 @@
             <artifactId>logback-classic</artifactId>
             <version>${logback.version}</version>
         </dependency>
-
+        <dependency>
+            <groupId>ch.qos.logback.contrib</groupId>
+            <artifactId>logback-json-classic</artifactId>
+            <version>${logback.contrib.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback.contrib</groupId>
+            <artifactId>logback-jackson</artifactId>
+            <version>${logback.contrib.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>${jackson.version}</version>
+        </dependency>
     </dependencies>
 
 
diff --git a/logging-modules/logback/src/test/java/com/baeldung/logback/JSONLayoutTest.java b/logging-modules/logback/src/test/java/com/baeldung/logback/JSONLayoutTest.java
new file mode 100644
index 0000000000..ca3c4b3457
--- /dev/null
+++ b/logging-modules/logback/src/test/java/com/baeldung/logback/JSONLayoutTest.java
@@ -0,0 +1,45 @@
+package com.baeldung.logback;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class JSONLayoutTest {
+
+    private static Logger logger;
+    private ByteArrayOutputStream consoleOutput = new ByteArrayOutputStream();
+    private PrintStream ps = new PrintStream(consoleOutput);
+
+    @Before
+    public void setUp() {
+        // Redirect console output to our stream
+        System.setOut(ps);
+        logger = LoggerFactory.getLogger("jsonLogger");
+    }
+
+    @Test
+    public void whenLogLayoutInJSON_thenOutputIsCorrectJSON() {
+        logger.debug("Debug message");
+        String currentLog = consoleOutput.toString();
+        assertTrue(!currentLog.isEmpty() && isValidJSON(currentLog));
+    }
+
+    public static boolean isValidJSON(String jsonInString) {
+        try {
+            final ObjectMapper mapper = new ObjectMapper();
+            mapper.readTree(jsonInString);
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
+    }
+}
diff --git a/logging-modules/logback/src/test/resources/logback-test.xml b/logging-modules/logback/src/test/resources/logback-test.xml
index 8254e6ac80..df81f18cc2 100644
--- a/logging-modules/logback/src/test/resources/logback-test.xml
+++ b/logging-modules/logback/src/test/resources/logback-test.xml
@@ -1,14 +1,31 @@
-<configuration debug="true">
+<configuration debug="false">
+
+    <statusListener class="ch.qos.logback.core.status.NopStatusListener" />
 
     <appender name="map" class="com.baeldung.logback.MapAppender">
         <prefix>test</prefix>
     </appender>
 
-    <appender name="badMap" class="com.baeldung.logback.MapAppender"/>
+    <appender name="badMap" class="com.baeldung.logback.MapAppender" />
+
+    # JSON appender
+    <appender name="json" class="ch.qos.logback.core.ConsoleAppender">
+        <layout class="ch.qos.logback.contrib.json.classic.JsonLayout">
+            <jsonFormatter
+                class="ch.qos.logback.contrib.jackson.JacksonJsonFormatter">
+                <prettyPrint>true</prettyPrint>
+            </jsonFormatter>
+            <timestampFormat>yyyy-MM-dd' 'HH:mm:ss.SSS</timestampFormat>
+        </layout>
+    </appender>
+
+    <logger name="jsonLogger" level="TRACE">
+        <appender-ref ref="json" />
+    </logger>
 
     <root level="debug">
-        <appender-ref ref="map"/>
-        <appender-ref ref="badMap"/>
+        <appender-ref ref="map" />
+        <appender-ref ref="badMap" />
     </root>
 
 </configuration>
\ No newline at end of file