diff --git a/src/FluentNHibernate/Automapping/AutoMapVersion.cs b/src/FluentNHibernate/Automapping/AutoMapVersion.cs
index 097f84370..ce38fe4d7 100644
--- a/src/FluentNHibernate/Automapping/AutoMapVersion.cs
+++ b/src/FluentNHibernate/Automapping/AutoMapVersion.cs
@@ -19,8 +19,7 @@ public bool MapsProperty(PropertyInfo property)
 
         public void Map(ClassMappingBase classMap, PropertyInfo property)
         {
-            if (property.DeclaringType != classMap.Type || !(classMap is ClassMapping))
-                return;
+            if (!(classMap is ClassMapping)) return;
 
             var version = new VersionMapping
             {