diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
index 3ad772cf8..3f4afc9fd 100644
--- a/src/main/java/core/basesyntax/Bulldozer.java
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -1,5 +1,4 @@
 package core.basesyntax;
-
 public class Bulldozer extends Machine {
     @Override
     public void doWork() {
@@ -7,7 +6,6 @@ public void doWork() {
     }
     @Override
     public void stopWork() {
-
         System.out.println("Bulldozer machine stopped its work");
     }
 }
diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index e74f8ea88..81b68d585 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -1,14 +1,11 @@
 package core.basesyntax;
-
 public class Excavator extends Machine {
     @Override
     public void doWork() {
-
         System.out.println("Excavator machine started its work");
     }
     @Override
     public void stopWork() {
-
         System.out.println("Excavator machine stopped its work");
     }
 }
diff --git a/src/main/java/core/basesyntax/Machine.java b/src/main/java/core/basesyntax/Machine.java
index b71fc6589..584a9aaeb 100644
--- a/src/main/java/core/basesyntax/Machine.java
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -1,7 +1,5 @@
 package core.basesyntax;
-
 public abstract class Machine {
     public abstract void doWork();
     public abstract void stopWork();
-
 }
diff --git a/src/main/java/core/basesyntax/MainApp.java b/src/main/java/core/basesyntax/MainApp.java
index 0224584f2..08edb7fa9 100644
--- a/src/main/java/core/basesyntax/MainApp.java
+++ b/src/main/java/core/basesyntax/MainApp.java
@@ -1,10 +1,9 @@
 package core.basesyntax;
-
 public class MainApp {
     public static void main(String[] args) {
-        Truck truck = new Truck();
-        Bulldozer bulldozer = new Bulldozer();
-        Excavator excavator = new Excavator();
+        Machine truck = new Truck();
+        Machine bulldozer = new Bulldozer();
+        Machine excavator = new Excavator();
         Machine[] machines = new Machine[]{truck, bulldozer, excavator};
         for (Machine machine : machines) {
             machine.doWork();
diff --git a/src/main/java/core/basesyntax/Truck.java b/src/main/java/core/basesyntax/Truck.java
index 1a758abff..6d21d9147 100644
--- a/src/main/java/core/basesyntax/Truck.java
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -1,14 +1,11 @@
 package core.basesyntax;
 public class Truck extends Machine {
-
     @Override
     public void doWork() {
-
         System.out.println("Truck machine started its work");
     }
     @Override
     public void stopWork() {
-
         System.out.println("Truck machine stopped its work");
     }
 }