diff --git a/Mobile Buy SDK/Mobile Buy SDK/Models/BUYObjectProtocol.h b/Mobile Buy SDK/Mobile Buy SDK/Models/BUYObjectProtocol.h
index 409fabf..e0772ff 100644
--- a/Mobile Buy SDK/Mobile Buy SDK/Models/BUYObjectProtocol.h
+++ b/Mobile Buy SDK/Mobile Buy SDK/Models/BUYObjectProtocol.h
@@ -26,6 +26,8 @@
 
 #import <Foundation/Foundation.h>
 
+@class NSEntityDescription;
+
 @protocol BUYModelManager;
 
 /**
@@ -72,11 +74,6 @@
  */
 + (BOOL)tracksDirtyProperties;
 
-/**
- * Use the values in the given dictionary to update properties.
- */
-- (void)updateWithJSONDictionary:(NSDictionary *)dictionary;
-
 @optional
 
 - (instancetype)initWithModelManager:(id<BUYModelManager>)modelManager JSONDictionary:(NSDictionary *)dictionary;