@@ -32,10 +32,11 @@
  * This is the only exception which is not an OFException as it's special. It
  * does not know for which class allocation failed and it should not be handled
  * like other exceptions, as the exception handling code is not allowed to
  * allocate *any* memory.
  */
+OF_SUBCLASSING_RESTRICTED
 @interface OFAllocFailedException: OFObject
 + (instancetype)exception OF_UNAVAILABLE;
 - (instancetype)init OF_UNAVAILABLE;
 
 /**