diff --git a/pkgs/development/compilers/nim/default.nix b/pkgs/development/compilers/nim/default.nix
index 6e552959fdbf..a4dbfeac8342 100644
--- a/pkgs/development/compilers/nim/default.nix
+++ b/pkgs/development/compilers/nim/default.nix
@@ -1,13 +1,11 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "nim-0.11.2";
-
-  buildInputs = [ unzip ];
+  name = "nim-0.13.0";
 
   src = fetchurl {
-    url = "http://nim-lang.org/download/${name}.zip";
-    sha256 = "0ay8gkd8fki3d8kbnw2px7rjdlr54kyqh5n1rjhq4vjmqs2wg5s4";
+    url = "http://nim-lang.org/download/${name}.tar.xz";
+    sha256 = "1adiij20n1cigsc44dbp60jdbydmkfp7ixbddmcn6h4dfvjzaqfd";
   };
 
   buildPhase   = "sh build.sh";