diff --git a/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixApplication.java b/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixApplication.java
new file mode 100644
index 0000000000..29fe3d8930
--- /dev/null
+++ b/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixApplication.java
@@ -0,0 +1,14 @@
+package com.baeldung.prefix;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class PrefixApplication {
+
+ public static void main(String[] args) {
+ SpringApplication application = new SpringApplication(PrefixApplication.class);
+ application.setEnvironmentPrefix("prefix");
+ application.run(args);
+ }
+}
diff --git a/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixController.java b/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixController.java
new file mode 100644
index 0000000000..00b728c7ae
--- /dev/null
+++ b/spring-boot-modules/spring-boot-environment/src/main/java/com/baeldung/prefix/PrefixController.java
@@ -0,0 +1,19 @@
+package com.baeldung.prefix;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@Controller
+public class PrefixController {
+
+ @Value(value = "${server.port}")
+ private int serverPort;
+
+ @GetMapping("/prefix")
+ public String getServerPortInfo(final Model model) {
+ model.addAttribute("serverPort", serverPort);
+ return "prefix";
+ }
+}
diff --git a/spring-boot-modules/spring-boot-environment/src/main/resources/templates/prefix.html b/spring-boot-modules/spring-boot-environment/src/main/resources/templates/prefix.html
new file mode 100644
index 0000000000..7bb5a76537
--- /dev/null
+++ b/spring-boot-modules/spring-boot-environment/src/main/resources/templates/prefix.html
@@ -0,0 +1,9 @@
+
+
+
+ Prefix Example Page
+
+
+It is working as we expected. Your server is running at port :
+
+
\ No newline at end of file