diff --git a/Source/NSObjectController.m b/Source/NSObjectController.m
index 98cff43ee..1e8cdf5b4 100644
--- a/Source/NSObjectController.m
+++ b/Source/NSObjectController.m
@@ -38,8 +38,6 @@
 #import "AppKit/NSKeyValueBinding.h"
 #import "GSBindingHelpers.h"
 
-@class NSManagedObjectContext;
-
 @interface _NSManagedProxy : NSObject
 {
   NSString *_entity_name_key;