@@ -178,11 +178,11 @@
 	char *_Nullable _writeBuffer;
 	size_t _readBufferLength, _writeBufferLength;
 	bool _writeBuffered, _waitingForDelimiter;
 @protected
 	bool _blocking;
-	id <OFStreamDelegate> _Nullable _delegate;
+	id _Nullable _delegate;
 }
 
 /*!
  * @brief Whether the end of the stream has been reached.
  */