diff --git a/spring-boot-modules/pom.xml b/spring-boot-modules/pom.xml
index d46612393d..2c82fa1611 100644
--- a/spring-boot-modules/pom.xml
+++ b/spring-boot-modules/pom.xml
@@ -93,6 +93,7 @@
         <module>spring-boot-properties</module>
         <module>spring-boot-properties-2</module>
         <module>spring-boot-properties-3</module>
+        <module>spring-boot-properties-4</module>
         <module>spring-boot-properties-migrator-demo</module>
     </modules>
 
diff --git a/spring-boot-modules/spring-boot-properties-2/README.md b/spring-boot-modules/spring-boot-properties-2/README.md
index 296486e7d7..a10d0db7d3 100644
--- a/spring-boot-modules/spring-boot-properties-2/README.md
+++ b/spring-boot-modules/spring-boot-properties-2/README.md
@@ -10,4 +10,4 @@ This module contains articles about Properties in Spring Boot.
 - [Inject Arrays and Lists From Spring Properties Files](https://www.baeldung.com/spring-inject-arrays-lists)
 - [Inject a Map from a YAML File with Spring](https://www.baeldung.com/spring-yaml-inject-map)
 - [YAML to List of Objects in Spring Boot](https://www.baeldung.com/spring-boot-yaml-list)
-- More articles: [[<-- prev]](../spring-boot-properties)
+- More articles: [[<-- Prev]](../spring-boot-properties) [[Next -->]](../spring-boot-properties-3)
diff --git a/spring-boot-modules/spring-boot-properties-3/README.md b/spring-boot-modules/spring-boot-properties-3/README.md
index 476797965a..f9bae5f12c 100644
--- a/spring-boot-modules/spring-boot-properties-3/README.md
+++ b/spring-boot-modules/spring-boot-properties-3/README.md
@@ -12,6 +12,4 @@
 - [Log Properties in a Spring Boot Application](https://www.baeldung.com/spring-boot-log-properties)
 - [Using Environment Variables in Spring Boot’s application.properties](https://www.baeldung.com/spring-boot-properties-env-variables)
 - [Loading Multiple YAML Configuration Files in Spring Boot](https://www.baeldung.com/spring-boot-load-multiple-yaml-configuration-files)
-- [Using Environment Variables in Spring Boot’s Properties Files](https://www.baeldung.com/spring-boot-properties-env-variables)
-- [Spring Boot Properties Prefix Must Be in Canonical Form](https://www.baeldung.com/spring-boot-properties-canonical-form)
-- More articles: [[<-- prev]](../spring-boot-properties-2)
+- More articles: [[<-- Prev]](../spring-boot-properties-2) [[Next -->]](../spring-boot-properties-4)
diff --git a/spring-boot-modules/spring-boot-properties-3/src/main/resources/application.properties b/spring-boot-modules/spring-boot-properties-3/src/main/resources/application.properties
index 225ebb05b6..a079837942 100644
--- a/spring-boot-modules/spring-boot-properties-3/src/main/resources/application.properties
+++ b/spring-boot-modules/spring-boot-properties-3/src/main/resources/application.properties
@@ -26,18 +26,4 @@ spring.config.activate.on-profile=multidocument-prod
 spring.datasource.password=password
 spring.datasource.url=jdbc:h2:prod
 spring.datasource.username=prodUser
-bael.property=prodValue
-#---
-environment.name=${OS}
-java.home.and.environment=${JAVA_HOME}+${OS}
-not.existing.system.property=${thispropertydoesnotexist}
-baeldung.presentation=${HELLO_BAELDUNG}. Java is installed in the folder: ${JAVA_HOME}
-#---
-#camelCasing
-#customProperties.name="Baeldung"
-#PascalCasing
-#CustomProperties.name="Baeldung"
-#SnakingCasing
-#custom_properties.name="Baeldung"
-#KebabCasing
-custom-properties.name="Baeldung"
\ No newline at end of file
+bael.property=prodValue
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-properties-4/README.md b/spring-boot-modules/spring-boot-properties-4/README.md
new file mode 100644
index 0000000000..3033b8725c
--- /dev/null
+++ b/spring-boot-modules/spring-boot-properties-4/README.md
@@ -0,0 +1,10 @@
+
+## Spring Boot Properties
+
+
+
+### Relevant Articles:
+
+- [Using Environment Variables in Spring Boot’s Properties Files](https://www.baeldung.com/spring-boot-properties-env-variables)
+- [Spring Boot Properties Prefix Must Be in Canonical Form](https://www.baeldung.com/spring-boot-properties-canonical-form)
+- More articles: [[<-- Prev]](../spring-boot-properties-3)
diff --git a/spring-boot-modules/spring-boot-properties-4/pom.xml b/spring-boot-modules/spring-boot-properties-4/pom.xml
new file mode 100644
index 0000000000..1699e2defd
--- /dev/null
+++ b/spring-boot-modules/spring-boot-properties-4/pom.xml
@@ -0,0 +1,47 @@
+<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>spring-boot-properties-4</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>spring-boot-properties-4</name>
+    <description>Spring Boot Properties Module</description>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-boot-3</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../../parent-boot-3</relativePath>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/envvariables/BaeldungProperties.java b/spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/envvariables/BaeldungProperties.java
similarity index 100%
rename from spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/envvariables/BaeldungProperties.java
rename to spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/envvariables/BaeldungProperties.java
diff --git a/spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/envvariables/MyController.java b/spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/envvariables/MyController.java
similarity index 100%
rename from spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/envvariables/MyController.java
rename to spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/envvariables/MyController.java
diff --git a/spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/error/KebabCasingDemoApplication.java b/spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/error/KebabCasingDemoApplication.java
similarity index 100%
rename from spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/error/KebabCasingDemoApplication.java
rename to spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/error/KebabCasingDemoApplication.java
diff --git a/spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/error/configuration/MainConfiguration.java b/spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/error/configuration/MainConfiguration.java
similarity index 100%
rename from spring-boot-modules/spring-boot-properties-3/src/main/java/com/baeldung/error/configuration/MainConfiguration.java
rename to spring-boot-modules/spring-boot-properties-4/src/main/java/com/baeldung/error/configuration/MainConfiguration.java
diff --git a/spring-boot-modules/spring-boot-properties-4/src/main/resources/application.properties b/spring-boot-modules/spring-boot-properties-4/src/main/resources/application.properties
new file mode 100644
index 0000000000..a078e68820
--- /dev/null
+++ b/spring-boot-modules/spring-boot-properties-4/src/main/resources/application.properties
@@ -0,0 +1,13 @@
+environment.name=${OS}
+java.home.and.environment=${JAVA_HOME}+${OS}
+not.existing.system.property=${thispropertydoesnotexist}
+baeldung.presentation=${HELLO_BAELDUNG}. Java is installed in the folder: ${JAVA_HOME}
+#---
+#camelCasing
+#customProperties.name="Baeldung"
+#PascalCasing
+#CustomProperties.name="Baeldung"
+#SnakingCasing
+#custom_properties.name="Baeldung"
+#KebabCasing
+custom-properties.name="Baeldung"
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/envvariables/MyControllerIntegrationTest.java b/spring-boot-modules/spring-boot-properties-4/src/test/java/com/baeldung/envvariables/MyControllerIntegrationTest.java
similarity index 100%
rename from spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/envvariables/MyControllerIntegrationTest.java
rename to spring-boot-modules/spring-boot-properties-4/src/test/java/com/baeldung/envvariables/MyControllerIntegrationTest.java