diff --git a/pkgs/applications/misc/nut/default.nix b/pkgs/applications/misc/nut/default.nix
index 45db4d479775..0afe4bf18c1e 100644
--- a/pkgs/applications/misc/nut/default.nix
+++ b/pkgs/applications/misc/nut/default.nix
@@ -1,5 +1,21 @@
-{ lib, stdenv, fetchurl, substituteAll, pkg-config, neon, libusb-compat-0_1, openssl, udev, avahi, freeipmi
-, libtool, makeWrapper, autoreconfHook, fetchpatch
+{ lib
+, stdenv
+, autoreconfHook
+, avahi
+, coreutils
+, fetchurl
+, freeipmi
+, i2c-tools
+, libmodbus
+, libtool
+, libusb-compat-0_1
+, makeWrapper
+, neon
+, openssl
+, pkg-config
+, substituteAll
+, systemd
+, udev
 }:
 
 stdenv.mkDerivation rec {
@@ -8,25 +24,21 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://networkupstools.org/source/${lib.versions.majorMinor version}/${pname}-${version}.tar.gz";
-    sha256 = "19r5dm07sfz495ckcgbfy0pasx0zy3faa0q7bih69lsjij8q43lq";
+    sha256 = "sha256-w+WnCNp5e3xwtlPTexIGoAD8tQO4VRn+TN9jU/eSv+U=";
   };
 
   patches = [
-    (fetchpatch {
-      # Fix build with openssl >= 1.1.0
-      url = "https://github.com/networkupstools/nut/commit/612c05efb3c3b243da603a3a050993281888b6e3.patch";
-      sha256 = "0jdbii1z5sqyv24286j5px65j7b3gp8zk3ahbph83pig6g46m3hs";
-    })
     (substituteAll {
       src = ./hardcode-paths.patch;
       avahi = "${avahi}/lib";
       freeipmi = "${freeipmi}/lib";
       libusb = "${libusb-compat-0_1}/lib";
       neon = "${neon}/lib";
+      libmodbus = "${libmodbus}/lib";
     })
   ];
 
-  buildInputs = [ neon libusb-compat-0_1 openssl udev avahi freeipmi ];
+  buildInputs = [ neon libusb-compat-0_1 openssl udev avahi freeipmi libmodbus i2c-tools ];
 
   nativeBuildInputs = [ autoreconfHook libtool pkg-config makeWrapper ];
 
@@ -36,14 +48,27 @@ stdenv.mkDerivation rec {
       "--without-snmp" # Until we have it ...
       "--without-powerman" # Until we have it ...
       "--without-cgi"
-      "--without-hal"
-      "--with-systemdsystemunitdir=$(out)/etc/systemd/system"
+      "--with-systemdsystemunitdir=$(out)/lib/systemd/system"
+      "--with-systemdshutdowndir=$(out)/lib/systemd/system-shutdown"
+      "--with-systemdtmpfilesdir=$(out)/lib/tmpfiles.d"
       "--with-udev-dir=$(out)/etc/udev"
     ];
 
   enableParallelBuilding = true;
 
-  env.NIX_CFLAGS_COMPILE = toString [ "-std=c++14" ];
+  postInstall = ''
+    substituteInPlace $out/lib/systemd/system-shutdown/nutshutdown \
+      --replace /bin/sleep "${coreutils}/bin/sleep" \
+      --replace /bin/systemctl "${systemd}/bin/systemctl"
+
+    for file in system/{nut-monitor.service,nut-driver-enumerator.service,nut-server.service,nut-driver@.service} system-shutdown/nutshutdown; do
+    substituteInPlace $out/lib/systemd/$file \
+      --replace "$out/etc/nut.conf" "/etc/nut.conf"
+    done
+
+    # we don't need init.d scripts
+    rm -r $out/share/solaris-init
+  '';
 
   meta = with lib; {
     description = "Network UPS Tools";
diff --git a/pkgs/applications/misc/nut/hardcode-paths.patch b/pkgs/applications/misc/nut/hardcode-paths.patch
index db6d68471ce5..5116fb438e53 100644
--- a/pkgs/applications/misc/nut/hardcode-paths.patch
+++ b/pkgs/applications/misc/nut/hardcode-paths.patch
@@ -1,13 +1,14 @@
---- a/tools/nut-scanner/nutscan-init.c
-+++ b/tools/nut-scanner/nutscan-init.c
-@@ -44,6 +44,10 @@ int nutscan_load_upsclient_library(const char *libname_path);
- 
- /* FIXME: would be good to get more from /etc/ld.so.conf[.d] */
- char * search_paths[] = {
+--- a/common/common.c
++++ b/common/common.c
+@@ -991,6 +991,11 @@ ssize_t select_write(const int fd, const void *buf, const size_t buflen, const t
+  * communications media and/or vendor protocol.
+  */
+ static const char * search_paths[] = {
 +	"@avahi@",
 +	"@freeipmi@",
 +	"@libusb@",
 +	"@neon@",
++	"@libmodbus@",
+ 	/* Use the library path (and bitness) provided during ./configure first */
  	LIBDIR,
- 	"/usr/lib64",
- 	"/lib64",
+ 	"/usr"LIBDIR,