diff --git a/hibernate-core/src/main/java/org/hibernate/cfg/annotations/SimpleValueBinder.java b/hibernate-core/src/main/java/org/hibernate/cfg/annotations/SimpleValueBinder.java
index 41e3ff2012..14ac912d21 100644
--- a/hibernate-core/src/main/java/org/hibernate/cfg/annotations/SimpleValueBinder.java
+++ b/hibernate-core/src/main/java/org/hibernate/cfg/annotations/SimpleValueBinder.java
@@ -328,6 +328,11 @@ public class SimpleValueBinder {
 			return;
 		}
 
+		if ( key && property.isAnnotationPresent( MapKeyEnumerated.class ) ) {
+			LOG.debugf( "Skipping AttributeConverter checks for map-key annotated as MapKeyEnumerated [%s]", property.getName() );
+			return;
+		}
+
 		if ( isAssociation() ) {
 			LOG.debugf( "Skipping AttributeConverter checks for association attribute [%s]", property.getName() );
 			return;