diff --git a/src/main/java/org/springframework/samples/petclinic/owner/PetController.java b/src/main/java/org/springframework/samples/petclinic/owner/PetController.java
index 1e978e735..c3334bab8 100644
--- a/src/main/java/org/springframework/samples/petclinic/owner/PetController.java
+++ b/src/main/java/org/springframework/samples/petclinic/owner/PetController.java
@@ -116,10 +116,9 @@ class PetController {
 
 		String petName = pet.getName();
 
-		//checking if the pet name already exist for the owner
+		// checking if the pet name already exist for the owner
 		if (StringUtils.hasLength(petName)) {
 			Pet existingPet = owner.getPet(petName.toLowerCase(), false);
-			//adding error if pet name already exist
 			if (existingPet != null && existingPet.getId() != pet.getId()) {
 				result.rejectValue("name", "duplicate", "already exists");
 			}