diff --git a/core-java-modules/core-java-lang-oop-patterns/src/test/java/com/baeldung/objectmutability/ImmutablePersonUnitTest.java b/core-java-modules/core-java-lang-oop-patterns/src/test/java/com/baeldung/objectmutability/ImmutablePersonUnitTest.java
index c8f950fa60..5bd6abbb4a 100644
--- a/core-java-modules/core-java-lang-oop-patterns/src/test/java/com/baeldung/objectmutability/ImmutablePersonUnitTest.java
+++ b/core-java-modules/core-java-lang-oop-patterns/src/test/java/com/baeldung/objectmutability/ImmutablePersonUnitTest.java
@@ -6,7 +6,6 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 
 public class ImmutablePersonUnitTest {
 
-
     @Test
     public void givenImmutablePerson_whenAccessFields_thenCorrectValues() {
         ImmutablePerson person = new ImmutablePerson("John", 30);