diff --git a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ClassLoaderType.java b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ClassLoaderType.java
deleted file mode 100644
index 1111fc21fe..0000000000
--- a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ClassLoaderType.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package com.baeldung.loadedclasslisting;
-
-public enum ClassLoaderType {
-
-    SYSTEM, EXTENSION, BOOTSTRAP, CUSTOM
-}
diff --git a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/Launcher.java b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/Launcher.java
index 19c42dfd8d..e1851275c9 100644
--- a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/Launcher.java
+++ b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/Launcher.java
@@ -3,6 +3,7 @@ package com.baeldung.loadedclasslisting;
 import java.lang.reflect.Method;
 import java.util.Arrays;
 
+import com.baeldung.loadedclasslisting.ListLoadedClassesAgent.ClassLoaderType;
 import com.baeldung.loadedclasslisting.customLoader.ClassLoaderInfo;
 import com.baeldung.loadedclasslisting.customLoader.CustomClassLoader;
 
@@ -11,13 +12,9 @@ public class Launcher {
     private static ClassLoader customClassLoader;
 
     public static void main(String[] args) {
-        
         printClassesLoadedBy(ClassLoaderType.BOOTSTRAP);
-
         printClassesLoadedBy(ClassLoaderType.SYSTEM);
-
         printClassesLoadedBy(ClassLoaderType.EXTENSION);
-
         printClassesLoadedBy(ClassLoaderType.CUSTOM);
     }
 
diff --git a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ListLoadedClassesAgent.java b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ListLoadedClassesAgent.java
index 03907f8b04..8f4b8ebd41 100644
--- a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ListLoadedClassesAgent.java
+++ b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/ListLoadedClassesAgent.java
@@ -4,6 +4,10 @@ import java.lang.instrument.Instrumentation;
 
 public class ListLoadedClassesAgent {
 
+    public enum ClassLoaderType {
+        SYSTEM, EXTENSION, BOOTSTRAP, CUSTOM , PLATFORM
+    }
+    
     private static Instrumentation instrumentation;
 
     public static void premain(String agentArgs, Instrumentation instrumentation) {
diff --git a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/customLoader/ClassLoaderInfo.java b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/customLoader/ClassLoaderInfo.java
index a787b062d5..2574394c13 100644
--- a/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/customLoader/ClassLoaderInfo.java
+++ b/core-java-modules/core-java-jvm-2/src/main/java/com/baeldung/loadedclasslisting/customLoader/ClassLoaderInfo.java
@@ -5,7 +5,6 @@ import java.util.ArrayList;
 public class ClassLoaderInfo {
 
     public void printClassLoaders() throws ClassNotFoundException {
-
         System.out.println("Classloader of this class:" + ClassLoaderInfo.class.getClassLoader());
         System.out.println("Classloader of ArrayList:" + ArrayList.class.getClassLoader());
     }