diff --git a/dkms-2.2.0.3-dont_fail_if_module_source_removed.patch b/dkms-2.3-dont_fail_if_module_source_removed.patch
similarity index 55%
rename from dkms-2.2.0.3-dont_fail_if_module_source_removed.patch
rename to dkms-2.3-dont_fail_if_module_source_removed.patch
index ee07cbb..f461e54 100644
--- a/dkms-2.2.0.3-dont_fail_if_module_source_removed.patch
+++ b/dkms-2.3-dont_fail_if_module_source_removed.patch
@@ -1,20 +1,20 @@
-diff -Nru dkms-2.2.0.3.orig/dkms dkms-2.2.0.3/dkms
---- dkms-2.2.0.3.orig/dkms	2013-04-04 16:57:08.987698428 +0200
-+++ dkms-2.2.0.3/dkms	2013-04-13 14:19:14.182300156 +0200
-@@ -455,8 +455,11 @@
+diff -ru dkms-2.3/dkms dkms-2.3.patched/dkms
+--- dkms-2.3/dkms	2016-12-17 17:42:56.000000000 +0100
++++ dkms-2.3.patched/dkms	2016-12-17 17:47:06.448995920 +0100
+@@ -512,8 +512,11 @@
      [[ $conf ]] && read_conf_file="$conf"
      [[ $3 ]] && read_conf_file="$3"
  
 +    [[ ! -r $read_conf_file && -r $dkms_tree/$module/$module_version/build/dkms.conf ]] && \
-+	read_conf_file="$dkms_tree/$module/$module_version/build/dkms.conf"
++        read_conf_file="$dkms_tree/$module/$module_version/build/dkms.conf"
 +
      [[ -r $read_conf_file ]] || die 4 $"Could not locate dkms.conf file." \
--	$"File: $conf does not exist."
-+	$"File: $read_conf_file does not exist."
+-    $"File: $conf does not exist."
++    $"File: $read_conf_file does not exist."
  
      [[ $last_mvka = $module/$module_version/$1/$2 && \
- 	$last_mvka_conf = $(readlink -f $read_conf_file) ]] && return
-@@ -1436,6 +1439,7 @@
+     $last_mvka_conf = $(readlink -f $read_conf_file) ]] && return
+@@ -1550,6 +1553,7 @@
  is_module_added() {
      [[ $1 && $2 ]] || return 1
      [[ -d $dkms_tree/$1/$2 ]] || return 2
diff --git a/dkms.spec b/dkms.spec
index 061d068..34a1959 100644
--- a/dkms.spec
+++ b/dkms.spec
@@ -1,16 +1,16 @@
 Name:          dkms
-Version:       2.2.0.3
-Release:       4mamba
+Version:       2.3
+Release:       1mamba
 Summary:       Dynamic Kernel Module Support
 Group:         System/Tools
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Ercole 'ercolinux' Carpanetto <ercole69@gmail.com>
 URL:           http://linux.dell.com/projects.shtml#dkms
-Source:        http://linux.dell.com/dkms/permalink/dkms-%{version}.tar.gz
+Source:        https://github.com/dell/dkms.git/%{version}/dkms-%{version}.tar.bz2
 Source1:       dkms.service
 Source2:       dkms.systemd
-Patch0:        dkms-2.2.0.3-dont_fail_if_module_source_removed.patch
+Patch0:        dkms-2.3-dont_fail_if_module_source_removed.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 ## AUTOBUILDREQ-END
@@ -23,18 +23,18 @@ DKMS stands for Dynamic Kernel Module Support. It is designed to create a framew
 
 %prep
 %setup -q
-%patch0 -p1
+#%patch0 -p1
 
 %build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-make install-redhat DESTDIR=%{buildroot}
+make install-redhat-systemd DESTDIR=%{buildroot} SYSTEMD=%{buildroot}%{_unitdir}
 
-install -D -m0644 %{SOURCE1} %{buildroot}%{_unitdir}/dkms.service
-install -D -m0755 %{SOURCE2} %{buildroot}%{_prefix}/lib/systemd/scripts/dkms
+#install -D -m0644 %{SOURCE1} %{buildroot}%{_unitdir}/dkms.service
+#install -D -m0755 %{SOURCE2} %{buildroot}%{_prefix}/lib/systemd/scripts/dkms
 
-rm -f %{buildroot}%{_initrddir}/dkms_autoinstaller
+#rm -f %{buildroot}%{_initrddir}/dkms_autoinstaller
 
 install -d %{buildroot}%{_presetdir}
 cat > %{buildroot}%{_presetdir}/50-dkms.preset << _EOF
@@ -85,12 +85,15 @@ find /etc/rc[0-6].d/ -type l -xtype l -exec rm -f {} \;
 %{_localstatedir}/lib/dkms/dkms_dbversion
 %{_presetdir}/50-dkms.preset
 %{_unitdir}/dkms.service
-%{_prefix}/lib/systemd/scripts/dkms
+#%{_prefix}/lib/systemd/scripts/dkms
 %{_mandir}/man8/dkms.8*
 %doc AUTHORS COPYING
 #README.dkms TODO
 
 %changelog
+* Sat Dec 17 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 2.3-1mamba
+- update to 2.3
+
 * Sat Dec 13 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 2.2.0.3-4mamba
 - sysv -> systemd switch