diff --git a/pkgs/tools/compression/lrzip/default.nix b/pkgs/tools/compression/lrzip/default.nix
index 338bc16d85d1..e48c0ca52c2a 100644
--- a/pkgs/tools/compression/lrzip/default.nix
+++ b/pkgs/tools/compression/lrzip/default.nix
@@ -1,16 +1,16 @@
-{stdenv, fetchurl, zlib, lzo, bzip2, nasm}:
+{stdenv, fetchurl, zlib, lzo, bzip2}:
 
-stdenv.mkDerivation {
-  name = "lrzip-0.23";
+stdenv.mkDerivation rec {
+  name = "lrzip-0.44";
 
   src = fetchurl {
-    url = http://ck.kolivas.org/apps/lrzip/lrzip-0.23.tar.bz2;
-    sha256 = "52514a46228266230760fe8f7da9dd669b4c82160e9c238f029cd535d0988065";
+    url = "http://ck.kolivas.org/apps/lrzip/${name}.tar.bz2";
+    sha256 = "1ncr6igs8v6yxp60sgb9h4ra8wb7jzbxiyj4a9m4nrxyw8fwm2iv";
   };
 
   NIX_CFLAGS_COMPILE = "-isystem ${zlib}/include";
 
-  buildInputs = [ zlib lzo bzip2 nasm ];
+  buildInputs = [ zlib lzo bzip2 ];
 
   meta = {
     homepage = http://ck.kolivas.org/apps/lrzip/;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9017fb40278e..1cf74114a035 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1015,7 +1015,7 @@ let
   };
 
   lrzip = import ../tools/compression/lrzip {
-    inherit fetchurl stdenv zlib lzo bzip2 nasm;
+    inherit fetchurl stdenv zlib lzo bzip2;
   };
 
   lsh = import ../tools/networking/lsh {