@@ -63,19 +63,19 @@
 /**
  * @class OFHTTPRequest OFHTTPRequest.h ObjFW/OFHTTPRequest.h
  *
  * @brief A class for storing HTTP requests.
  */
+OF_SUBCLASSING_RESTRICTED
 @interface OFHTTPRequest: OFObject <OFCopying>
 {
 	OFURL *_URL;
 	OFHTTPRequestMethod _method;
 	OFHTTPRequestProtocolVersion _protocolVersion;
 	OFDictionary OF_GENERIC(OFString *, OFString *) *_Nullable _headers;
 	OFSocketAddress _remoteAddress;
 	bool _hasRemoteAddress;
-	OF_RESERVE_IVARS(OFHTTPRequest, 4)
 }
 
 /**
  * @brief The URL of the HTTP request.
  */