diff --git a/src/EventListener/MapFromListener.php b/src/EventListener/MapFromListener.php
index 0ecf9f4..d26cdcb 100644
--- a/src/EventListener/MapFromListener.php
+++ b/src/EventListener/MapFromListener.php
@@ -39,7 +39,7 @@ public function __invoke(GenerateMapperEvent $event): void
 
                 if ($reflectionClassOrPropertyOrMethod instanceof \ReflectionClass) {
                     if ($mapFromAttributeInstance->property === null) {
-                        throw new BadMapDefinitionException(sprintf('Required `name` property in the "%s" attribute on "%s" class.', MapFrom::class, $reflectionClassOrPropertyOrMethod->getName()));
+                        throw new BadMapDefinitionException(sprintf('Required `property` property in the "%s" attribute on "%s" class.', MapFrom::class, $reflectionClassOrPropertyOrMethod->getName()));
                     }
 
                     if ($mapFromAttributeInstance->transformer === null) {
diff --git a/src/EventListener/MapToListener.php b/src/EventListener/MapToListener.php
index cb195e5..1d40857 100644
--- a/src/EventListener/MapToListener.php
+++ b/src/EventListener/MapToListener.php
@@ -38,7 +38,7 @@ public function __invoke(GenerateMapperEvent $event): void
 
                 if ($reflectionClassOrPropertyOrMethod instanceof \ReflectionClass) {
                     if ($mapToAttributeInstance->property === null) {
-                        throw new BadMapDefinitionException(sprintf('Required `name` property in the "%s" attribute on "%s" class.', MapTo::class, $reflectionClassOrPropertyOrMethod->getName()));
+                        throw new BadMapDefinitionException(sprintf('Required `property` property in the "%s" attribute on "%s" class.', MapTo::class, $reflectionClassOrPropertyOrMethod->getName()));
                     }
 
                     if ($mapToAttributeInstance->transformer === null) {