diff --git a/pkgs/tools/compression/ncompress/default.nix b/pkgs/tools/compression/ncompress/default.nix
index 438e169d23c9..617bb07dfab7 100644
--- a/pkgs/tools/compression/ncompress/default.nix
+++ b/pkgs/tools/compression/ncompress/default.nix
@@ -1,15 +1,13 @@
 {lib, stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "ncompress-4.2.4.6";
+  name = "ncompress-5.0";
 
   builder = ./builder.sh;
 
-  patches = [ ./makefile.patch ];
-
   src = fetchurl {
     url = "mirror://sourceforge/project/ncompress/${name}.tar.gz";
-    sha256 = "0sw3c7h80v9pagfqfx16ws9w2y3yrajrdk54bgiwdm0b0q06lyzv";
+    sha256 = "004r086c11sw9vg2j3srgxpz98w8pycjl33bk3pgqnd0s92igrn4";
   };
 
   meta = {
diff --git a/pkgs/tools/compression/ncompress/makefile.patch b/pkgs/tools/compression/ncompress/makefile.patch
deleted file mode 100644
index b61b1272f8bd..000000000000
--- a/pkgs/tools/compression/ncompress/makefile.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -Naur ncompress-4.2.4.2.orig/Makefile.def ncompress-4.2.4.2/Makefile.def
---- ncompress-4.2.4.2.orig/Makefile.def	2007-09-06 22:28:42.000000000 -0500
-+++ ncompress-4.2.4.2/Makefile.def	2009-08-18 12:30:53.000000000 -0500
-@@ -31,7 +33,7 @@
- #	-DDEF_ERRNO=1				Define error (not defined in errno.h).
- #	-DMAXSEG_64K=1 -BITS=16		Support segment processsor like 80286.
- #
--options= $(CFLAGS) $(CPPFLAGS) -DDIRENT=1 -DUSERMEM=800000 -DREGISTERS=3
-+options= $(CFLAGS) $(CPPFLAGS) -DDIRENT=1 -DUSERMEM=800000 -DREGISTERS=3 -DNOFUNCDEF=1
- 
- # libary options
- LBOPT= $(LDFLAGS)