diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/OwnerMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/OwnerMapper.java
index eea0db481c96290ff4d3169de467b2edf2af3f56..193e2f2c96c40dba93b93d668a3ddef90458d4bc 100755
--- a/src/main/java/org/springframework/samples/petclinic/mapper/OwnerMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/OwnerMapper.java
@@ -6,6 +6,9 @@ import org.springframework.samples.petclinic.model.Owner;
 
 import java.util.Collection;
 
+/**
+ * Maps Owner & OwnerDto using Mapstruct
+ */
 @Mapper(uses = PetMapper.class)
 public interface OwnerMapper {
 
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/PetMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/PetMapper.java
index 1354d3fd3ef46e2269df1334b9552e0e3e89e821..a455d33fd15aa670c16d339a2fc30faa19ddcda3 100755
--- a/src/main/java/org/springframework/samples/petclinic/mapper/PetMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/PetMapper.java
@@ -8,6 +8,9 @@ import org.springframework.samples.petclinic.model.PetType;
 
 import java.util.Collection;
 
+/**
+ * Map Pet & PetDto using mapstruct
+ */
 @Mapper
 public interface PetMapper {
     PetDto toPetDto(Pet pet);
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/PetTypeMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/PetTypeMapper.java
index 1c6060eebfc03f47de50e329c252af1eb73bb8d5..d8e096f45c9eb4838ede013caa9821cf045eb4ea 100644
--- a/src/main/java/org/springframework/samples/petclinic/mapper/PetTypeMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/PetTypeMapper.java
@@ -6,6 +6,9 @@ import org.springframework.samples.petclinic.model.PetType;
 
 import java.util.Collection;
 
+/**
+ * Map PetType & PetTypeDto using mapstruct
+ */
 @Mapper
 public interface PetTypeMapper {
 
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/SpecialtyMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/SpecialtyMapper.java
index e165052273c4f56e13f29411e3c9af26faebc6fe..1e0a2c853f24dc244dc46ddadad021ac327962ea 100644
--- a/src/main/java/org/springframework/samples/petclinic/mapper/SpecialtyMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/SpecialtyMapper.java
@@ -6,6 +6,9 @@ import org.springframework.samples.petclinic.model.Specialty;
 
 import java.util.Collection;
 
+/**
+ * Map Specialty & SpecialtyDto using mapstruct
+ */
 @Mapper
 public interface SpecialtyMapper {
     Specialty toSpecialty(SpecialtyDto specialtyDto);
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/UserMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/UserMapper.java
index 636697f6787d962fb3e3e5bdb1ab17eeec44fb41..a79985e0d136a839c9cfbf381b24c15bff7588fe 100644
--- a/src/main/java/org/springframework/samples/petclinic/mapper/UserMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/UserMapper.java
@@ -8,6 +8,9 @@ import org.springframework.samples.petclinic.model.User;
 
 import java.util.Collection;
 
+/**
+ * Map User/Role & UserDto/RoleDto using mapstruct
+ */
 @Mapper
 public interface UserMapper {
     Role toRole(RoleDto roleDto);
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/VetMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/VetMapper.java
index f4f62b939ff1befe2301a9b3d4574cafda605a0b..79fb0262bb5c9b64bbea8358b080ea6aa4e31853 100644
--- a/src/main/java/org/springframework/samples/petclinic/mapper/VetMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/VetMapper.java
@@ -6,6 +6,9 @@ import org.springframework.samples.petclinic.model.Vet;
 
 import java.util.Collection;
 
+/**
+ * Map Vet & VetoDto using mapstruct
+ */
 @Mapper(uses = SpecialtyMapper.class)
 public interface VetMapper {
     Vet toVet(VetDto vetDto);
diff --git a/src/main/java/org/springframework/samples/petclinic/mapper/VisitMapper.java b/src/main/java/org/springframework/samples/petclinic/mapper/VisitMapper.java
index 8cb8e75c98716aff7ee4d74ddf20446086ac1467..36fe15768dc7c93144f1c6e36219f395f325523e 100644
--- a/src/main/java/org/springframework/samples/petclinic/mapper/VisitMapper.java
+++ b/src/main/java/org/springframework/samples/petclinic/mapper/VisitMapper.java
@@ -6,6 +6,9 @@ import org.springframework.samples.petclinic.model.Visit;
 
 import java.util.Collection;
 
+/**
+ * Map Visit & VisitDto using mapstruct
+ */
 @Mapper(uses = PetMapper.class)
 public interface VisitMapper {
     Visit toVisit(VisitDto visitDto);