diff --git a/pkgs/development/libraries/mpir/default.nix b/pkgs/development/libraries/mpir/default.nix
index 142bd93fe52..4bfd4350831 100644
--- a/pkgs/development/libraries/mpir/default.nix
+++ b/pkgs/development/libraries/mpir/default.nix
@@ -1,21 +1,16 @@
-{ stdenv, fetchurl, fetchpatch, m4 }:
+{ stdenv, fetchurl, fetchpatch, m4, which, yasm }:
 
 stdenv.mkDerivation rec {
   name = "mpir-${version}";
-  version = "2.7.2";
+  version = "3.0.0";
 
-  buildInputs = [ m4 ];
+  nativeBuildInputs = [ m4 which yasm ];
 
   src = fetchurl {
     url = "http://mpir.org/mpir-${version}.tar.bz2";
-    sha256 = "1v25dx7cah2vxwzgq78hpzqkryrfxhwx3mcj3jjq3xxljlsw7m57";
+    sha256 = "1fvmhrqdjs925hzr2i8bszm50h00gwsh17p2kn2pi51zrxck9xjj";
   };
 
-  patches = [ (fetchpatch {
-    url = "https://github.com/wbhart/mpir/commit/fdb590023f7ca4b2e881a2e9573718e7ed180f03.patch";
-    sha256 = "152pdqpf8xxr4ky25f9zrvfb66i1wzy6a5b91h4zmpqjdffqf1iw";
-  }) ];
-
   meta = {
     inherit version;
     description = ''A highly optimised library for bignum arithmetic forked from GMP'';