diff --git a/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/deep/DeepCloningTest.java b/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/deep/DeepCloningTest.java
index 4b9d14fa9c..56bf900f3a 100644
--- a/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/deep/DeepCloningTest.java
+++ b/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/deep/DeepCloningTest.java
@@ -7,17 +7,17 @@ import static org.junit.Assert.assertNotEquals;
 
 public class DeepCloningTest {
 
-	Person alex = new Person("Alex", "Jones", new Address("Main Street", "Main City"));
+    Person alex = new Person("Alex", "Jones", new Address("Main Street", "Main City"));
 
-	@Test
-	public void whenUsingDeepCopy_thenReferencesAreNotTheSame()
-	{
-		Person constructorCopyOfAlex = new Person(alex);
+    @Test
+    public void whenUsingDeepCopy_thenReferencesAreNotTheSame()
+    {
+        Person constructorCopyOfAlex = new Person(alex);
 
-		assertEquals(alex, constructorCopyOfAlex);
+        assertEquals(alex, constructorCopyOfAlex);
 
-		alex.setAddress(new Address("Unknown Street", "Unknown City"));
+        alex.setAddress(new Address("Unknown Street", "Unknown City"));
 
-		assertNotEquals(alex.getAddress(), constructorCopyOfAlex.getAddress());
-	}
+        assertNotEquals(alex.getAddress(), constructorCopyOfAlex.getAddress());
+    }
 }
diff --git a/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/shallow/ShallowCloningTest.java b/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/shallow/ShallowCloningTest.java
index b513919911..a52357c5d5 100644
--- a/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/shallow/ShallowCloningTest.java
+++ b/xxAndreiBranza/shallowCopy-vs-deepCopy/src/test/java/com/baeldung/cloning/shallow/ShallowCloningTest.java
@@ -5,17 +5,17 @@ import static org.junit.Assert.*;
 
 public class ShallowCloningTest {
 
-	Person alex = new Person("Alex", "Jones", new Address("Main Street", "Main City"));
+    Person alex = new Person("Alex", "Jones", new Address("Main Street", "Main City"));
 
-	@Test
-	public void whenUsingShallowCopy_ThenReferencesAreTheSame()
-	{
+    @Test
+    public void whenUsingShallowCopy_ThenReferencesAreTheSame()
+    {
         Person shallowCopyOfAlex = alex.clone();
 
-		assertEquals(alex, shallowCopyOfAlex);
+        assertEquals(alex, shallowCopyOfAlex);
 
-		alex.getAddress().setCityName("Unknown City");
+        alex.getAddress().setCityName("Unknown City");
 
-		assertEquals(alex.getAddress(), shallowCopyOfAlex.getAddress());
-	}
+        assertEquals(alex.getAddress(), shallowCopyOfAlex.getAddress());
+    }
 }