@@ -20,13 +20,14 @@
 OF_ASSUME_NONNULL_BEGIN
 
 @class OFString;
 @class OFINIFile;
 
+OF_SUBCLASSING_RESTRICTED
 @interface OFINIFileSettings: OFSettings
 {
 	OFString *_filePath;
 	OFINIFile *_INIFile;
 }
 @end
 
 OF_ASSUME_NONNULL_END