diff --git a/src/lang/esperanto.txt b/src/lang/esperanto.txt
--- a/src/lang/esperanto.txt
+++ b/src/lang/esperanto.txt
@@ -3775,6 +3775,8 @@ STR_ERROR_CAN_T_DELETE_SIGN             
 # Translatable comment for OpenTTD's desktop shortcut
 STR_DESKTOP_SHORTCUT_COMMENT                                    :Al simulado ludo bazita sur Transport Tycoon Deluxe
 
+# Translatable descriptions in media/baseset/*.ob* files
+
 ##id 0x2000
 # Town building names
 STR_TOWN_BUILDING_NAME_TALL_OFFICE_BLOCK_1                      :Vasta oficejaro