From bf8be80ce350548703725260823177255baecece Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Tue, 2 Jan 2018 11:55:13 -0600
Subject: [PATCH] dialog: 1.3-20160209 -> 1.3-20171209

---
 pkgs/development/tools/misc/dialog/default.nix | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/tools/misc/dialog/default.nix b/pkgs/development/tools/misc/dialog/default.nix
index 76d34bfd5640..8c2365974843 100644
--- a/pkgs/development/tools/misc/dialog/default.nix
+++ b/pkgs/development/tools/misc/dialog/default.nix
@@ -13,11 +13,14 @@ assert unicodeSupport -> ncurses.unicode && ncurses != null;
 
 stdenv.mkDerivation rec {
   name = "dialog-${version}";
-  version = "1.3-20160209";
+  version = "1.3-20171209";
 
   src = fetchurl {
-    url = "ftp://invisible-island.net/dialog/${name}.tgz";
-    sha256 = "11rzh14xy9s99gxdi5i7fgmgihjqsv0ls0ksavkmip2y37rgf503";
+    urls = [
+      "ftp://ftp.invisible-island.net/dialog/${name}.tgz"
+      "https://invisible-mirror.net/archives/dialog/${name}.tgz"
+    ];
+    sha256 = "1rk72as52f5br3wcr74d00wib41w65g8wvi36mfgybly251984r0";
   };
 
   buildInputs = [ ncurses ];