X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/820f9eddfe36813309cf4dc7893bdac2a16bc26e..cdaad9ec35371fcfc3b398b7302f1e8fe313b4f6:/luatz/timetable.lua

diff --git a/luatz/timetable.lua b/luatz/timetable.lua
index 0dbf4c8..6bae913 100644
--- a/luatz/timetable.lua
+++ b/luatz/timetable.lua
@@ -107,8 +107,12 @@ local function normalise ( year , month , day , hour , min , sec )
 	-- Add a whole year of days at a time, this is later resolved by adding months
 	-- TODO[OPTIMIZE]: This could be slow if `day` is far out of range
 	while day < 0 do
-		year = year - 1
-		day  = day + year_length ( year )
+		month = month - 1
+		if month < 0 then
+			year = year - 1
+			month = 11
+		end
+		day = day + month_length ( month + 1 , year )
 	end
 	year , month = carry ( year , month , 12 )