@@ -88,10 +88,11 @@
 /*!
  * @class OFHTTPServer OFHTTPServer.h ObjFW/OFHTTPServer.h
  *
  * @brief A class for creating a simple HTTP server inside of applications.
  */
+OF_SUBCLASSING_RESTRICTED
 @interface OFHTTPServer: OFObject
 {
 	OFString *_Nullable _host;
 	uint16_t _port;
 	bool _usesTLS;