@@ -41,10 +41,11 @@
 /*!
  * @class OFLocale OFLocale.h ObjFW/OFLocale.h
  *
  * @brief A class for querying the locale and retrieving localized strings.
  */
+OF_SUBCLASSING_RESTRICTED
 @interface OFLocale: OFObject
 {
 	OFString *_Nullable _language, *_Nullable _territory;
 	of_string_encoding_t _encoding;
 	OFString *_decimalPoint;