From 947de3b6388a999e981cd6532fe6e7a6cf3142a8 Mon Sep 17 00:00:00 2001
From: Qwann <narmanli@clipper.ens.fr>
Date: Fri, 20 Jan 2017 21:21:51 +0100
Subject: [PATCH] wrong months in 'last months' stats

---
 kfet/statistic.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kfet/statistic.py b/kfet/statistic.py
index 9125e760..e3c89a6d 100644
--- a/kfet/statistic.py
+++ b/kfet/statistic.py
@@ -55,7 +55,7 @@ def lastmonths(nb):
     this_year = first_month_day.year
     this_month = first_month_day.month
     for i in range(1, nb+1):
-        month = this_month - (nb - i) % 12
+        month = ((this_month - 1  - (nb - i)) % 12) + 1
         year = this_year + (nb - i) // 12
         first_days[i] = timezone.datetime(year=year,
                                           month=month,