From 20f83825a45057bb9c5fd6189ac6e98b3529eb5d Mon Sep 17 00:00:00 2001
From: Julien Sagot <ju.sagot@gmail.com>
Date: Tue, 3 Mar 2015 11:51:40 +0100
Subject: [PATCH] Fixed missing '+' sign printing for time zones.

---
 src/ISO8601.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ISO8601.ml b/src/ISO8601.ml
index ea4dfc6..7744ba0 100644
--- a/src/ISO8601.ml
+++ b/src/ISO8601.ml
@@ -46,7 +46,7 @@ module Permissive = struct
         match tz with
         | None -> (t, "")
         | Some 0. -> (t, "Z")
-        | Some x -> (t -. x, Format.sprintf "%2.0f:%2.0f"
+        | Some x -> (t -. x, Format.sprintf "%+2.0f:%2.0f"
                                             (x /. 3600.)
                                             (abs_float (x /. 60.))) in
       (Unix.gmtime t, tz)