diff --git a/source/arm11/open_agb_firm.c b/source/arm11/open_agb_firm.c
index 5cbf95c..01cbfdc 100644
--- a/source/arm11/open_agb_firm.c
+++ b/source/arm11/open_agb_firm.c
@@ -721,7 +721,7 @@ static int cfgIniCallback(void* user, const char* section, const char* name, con
 	if(strcmp(section, "general") == 0)
 	{
 		if(strcmp(name, "backlight") == 0)
-			config->backlight = (u8)strtoul(value, NULL, 10);
+			config->backlight = (u16)strtoul(value, NULL, 10);
 		else if(strcmp(name, "directBoot") == 0)
 			config->directBoot = (strcmp(value, "false") == 0 ? false : true);
 		else if(strcmp(name, "useGbaDb") == 0)