diff --git a/bin/data/orig_dos.obg b/bin/data/orig_dos.obg
--- a/bin/data/orig_dos.obg
+++ b/bin/data/orig_dos.obg
@@ -9,7 +9,9 @@ shortname         = TTDD
 version           = 1
 palette           = DOS
 description       = Original Transport Tycoon Deluxe DOS edition graphics.
+description.ar_EG = النسخة الاصلية من ترانسبورت تايكون ديلوكس الرسومية نسخة الدوس
 description.bg_BG = Оригинални графики на Transport Tycoon Deluxe за DOS.
+description.ca_ES = Gràfics originals de Transport Tycoon Deluxe per a DOS.
 description.cs_CZ = Původní sada grafik Transport Tycoon Deluxe (verze pro DOS).
 description.de_DE = Original Transport Tycoon Deluxe DOS Basisgrafiken.
 description.en_GB = Original Transport Tycoon Deluxe DOS edition graphics.
@@ -23,6 +25,7 @@ description.id_ID = Grafik orisinil Tran
 description.it_IT = Grafica originale di Transport Tycoon Deluxe, edizione DOS.
 description.nb_NO = Original grafikk fra Transport Tycoon Deluxe for DOS.
 description.nl_NL = Originele graphics van de Transport Tycoon Deluxe DOS-versie.
+description.nn_NO = Original grafikk frå Transport Tycoon Deluxe for DOS.
 description.pt_PT = Gráficos originais da edição DOS de Transport Tycoon Deluxe.
 description.ru_RU = Оригинальная графика из Transport Tycoon Deluxe для DOS.
 description.sl_SL = Originalna grafika Transport Tycoon Deluxe za različico DOS.