diff --git a/libraries/src/main/java/com/baeldung/jmh/warmup/MainApplication.java b/libraries/src/main/java/com/baeldung/jmh/warmup/MainApplication.java
index 7b08abcaca..994a22c210 100644
--- a/libraries/src/main/java/com/baeldung/jmh/warmup/MainApplication.java
+++ b/libraries/src/main/java/com/baeldung/jmh/warmup/MainApplication.java
@@ -2,18 +2,18 @@ package com.baeldung.jmh.warmup;
 
 public class MainApplication {
 
-    static long start;
-    static long end;
-
     static {
+        long start = System.nanoTime();
         ManualClassLoader.load();
+        long end = System.nanoTime();
+        System.out.println("Warm Up time : " + (end - start));
     }
 
     public static void main(String[] args) {
-        start = System.nanoTime();
+        long start = System.nanoTime();
         ManualClassLoader.load();
-        end = System.nanoTime();
+        long end = System.nanoTime();
         System.out.println("Total time taken : " + (end - start));
     }
 
-}
+}
\ No newline at end of file