From 4a660e3827d58aa137bb95d92d6a06bf26cd5f72 Mon Sep 17 00:00:00 2001
From: Erik Hofman <erik@ehofman.com>
Date: Thu, 22 Oct 2020 10:45:06 +0200
Subject: [PATCH] callers already compensate for year-from-1900 and
 mont-start-from-0

---
 simgear/timing/sg_time.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/simgear/timing/sg_time.cxx b/simgear/timing/sg_time.cxx
index 898604d8..69c60bbf 100644
--- a/simgear/timing/sg_time.cxx
+++ b/simgear/timing/sg_time.cxx
@@ -361,9 +361,9 @@ time_t sgTimeGetGMT(int year, int month, int day, int hour, int min, int sec)
 {
     struct tm mt;
 
-    mt.tm_mon = month - 1;
+    mt.tm_mon = month;
     mt.tm_mday = day;
-    mt.tm_year = year - 1900;
+    mt.tm_year = year;
     mt.tm_hour = hour;
     mt.tm_min = min;
     mt.tm_sec = sec;