diff --git a/AppKit/CPObjectController.j b/AppKit/CPObjectController.j
index f070d33bf..838f15c84 100644
--- a/AppKit/CPObjectController.j
+++ b/AppKit/CPObjectController.j
@@ -53,7 +53,7 @@
 
 - (id)initWithContent:(id)aContent
 {
-    self = [super init];
+    self = [self init];
 
     if (self)
     {
@@ -455,6 +455,11 @@ var CPObjectControllerObjectClassNameKey                = @"CPObjectControllerOb
     [super removeObjectAtIndex:anIndex];
 }
 
+- (_CPObservableArray)objectsAtIndexes:(CPIndexSet)theIndexes
+{
+    return [_CPObservableArray arrayWithArray:[super objectsAtIndexes:theIndexes]];
+}
+
 - (void)addObject:(id)anObject
 {
    [self insertObject:anObject atIndex:[self count]];