diff --git a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/SmurfsRepository.java b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/SmurfsRepository.java
index 1dee45087a..c18fcbc839 100644
--- a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/SmurfsRepository.java
+++ b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/SmurfsRepository.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package com.baeldung.archunit.smurfs.persistence;
 
 import java.util.Collections;
@@ -13,10 +10,6 @@ import com.baeldung.archunit.smurfs.persistence.domain.Smurf;
 
 import static java.util.stream.Collectors.toList;
 
-/**
- * @author Philippe
- *
- */
 public class SmurfsRepository {
     
     private static Map<String,Smurf> smurfs = Collections.synchronizedMap(new TreeMap<>());
diff --git a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/domain/Smurf.java b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/domain/Smurf.java
index 6e0f586a5b..04427a8037 100644
--- a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/domain/Smurf.java
+++ b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/persistence/domain/Smurf.java
@@ -1,12 +1,5 @@
-/**
- * 
- */
 package com.baeldung.archunit.smurfs.persistence.domain;
 
-/**
- * @author Philippe
- *
- */
 public class Smurf {
     private String name;
     private boolean comic;
diff --git a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/SmurfsService.java b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/SmurfsService.java
index e2c73ef77e..4034b33b39 100644
--- a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/SmurfsService.java
+++ b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/SmurfsService.java
@@ -1,6 +1,4 @@
-/**
- * 
- */
+
 package com.baeldung.archunit.smurfs.service;
 
 import java.util.List;
@@ -12,10 +10,6 @@ import com.baeldung.archunit.smurfs.persistence.SmurfsRepository;
 import com.baeldung.archunit.smurfs.persistence.domain.Smurf;
 import com.baeldung.archunit.smurfs.service.dto.SmurfDTO;
 
-/**
- * @author Philippe
- *
- */
 @Component
 public class SmurfsService {
     
diff --git a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/dto/SmurfDTO.java b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/dto/SmurfDTO.java
index 948d0b349a..ac87b2137c 100644
--- a/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/dto/SmurfDTO.java
+++ b/libraries-testing/src/main/java/com/baeldung/archunit/smurfs/service/dto/SmurfDTO.java
@@ -1,14 +1,6 @@
-/**
- * 
- */
+
 package com.baeldung.archunit.smurfs.service.dto;
 
-import com.baeldung.archunit.smurfs.persistence.domain.Smurf;
-
-/**
- * @author Philippe
- *
- */
 public class SmurfDTO {
     private String name;
     private boolean comic;
diff --git a/libraries-testing/src/test/java/com/baeldung/archunit/smurfs/SmurfsArchUnitTest.java b/libraries-testing/src/test/java/com/baeldung/archunit/smurfs/SmurfsArchUnitTest.java
index 0231a2c51a..68a33be69b 100644
--- a/libraries-testing/src/test/java/com/baeldung/archunit/smurfs/SmurfsArchUnitTest.java
+++ b/libraries-testing/src/test/java/com/baeldung/archunit/smurfs/SmurfsArchUnitTest.java
@@ -17,10 +17,6 @@ import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import org.junit.jupiter.api.Test;
 
-/**
- * @author Philippe
- *
- */
 public class SmurfsArchUnitTest {
     
     @Test
@@ -29,10 +25,9 @@ public class SmurfsArchUnitTest {
         
         ArchRule r1 = classes()
           .that()
-            .resideInAPackage("..presentation..")
-          .should()
-            .onlyDependOnClassesThat()
-              .resideInAPackage("..service..");
+          .resideInAPackage("..presentation..")
+          .should().onlyDependOnClassesThat()
+          .resideInAPackage("..service..");
     
         assertThrows(AssertionError.class, ()-> r1.check(jc)) ;
     }
@@ -44,10 +39,9 @@ public class SmurfsArchUnitTest {
         
         ArchRule r1 = classes()
           .that()
-            .resideInAPackage("..presentation..")
-          .should()
-            .onlyDependOnClassesThat()
-              .resideInAnyPackage("..service..", "java..", "javax..", "org.springframework..");
+          .resideInAPackage("..presentation..")
+          .should().onlyDependOnClassesThat()
+          .resideInAnyPackage("..service..", "java..", "javax..", "org.springframework..");
 
         r1.check(jc);
     }
@@ -58,10 +52,9 @@ public class SmurfsArchUnitTest {
         
         ArchRule r1 = noClasses()
           .that()
-            .resideInAPackage("..presentation..")
-          .should()
-            .dependOnClassesThat()
-              .resideInAPackage("..persistence..");
+          .resideInAPackage("..presentation..")
+          .should().dependOnClassesThat()
+          .resideInAPackage("..persistence..");
         
         r1.check(jc);
     }