diff --git a/src/lang/spanish_MX.txt b/src/lang/spanish_MX.txt
--- a/src/lang/spanish_MX.txt
+++ b/src/lang/spanish_MX.txt
@@ -2692,7 +2692,7 @@ STR_LAI_OBJECT_DESCRIPTION_COMPANY_OWNED
 STR_ABOUT_OPENTTD                                               :{WHITE}Acerca de OpenTTD
 STR_ABOUT_ORIGINAL_COPYRIGHT                                    :{BLACK}Copyright original {COPYRIGHT} 1995 Chris Sawyer, Todos los derechos reservados
 STR_ABOUT_VERSION                                               :{BLACK}OpenTTD versión {REV}
-STR_ABOUT_COPYRIGHT_OPENTTD                                     :{BLACK}OpenTTD {COPYRIGHT} 2002-2017, el equipo de OpenTTD
+STR_ABOUT_COPYRIGHT_OPENTTD                                     :{BLACK}OpenTTD {COPYRIGHT} 2002-2018, el equipo de OpenTTD
 
 # Save/load game/scenario
 STR_SAVELOAD_SAVE_CAPTION                                       :{WHITE}Guardar partida