diff --git a/.gitignore b/.gitignore
index 5d10940..e936be3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ inadyn-mt.v.02.18.36.tar.gz
 /inadyn-mt.v.02.18.42.tar.gz
 /inadyn-mt.v.02.18.50.tar.gz
 /inadyn-mt.v.02.20.08.tar.gz
+/inadyn-mt.v.02.20.20.tar.gz
diff --git a/inadyn-mt.spec b/inadyn-mt.spec
index 6742748..6fb4196 100644
--- a/inadyn-mt.spec
+++ b/inadyn-mt.spec
@@ -1,6 +1,6 @@
 Name:           inadyn-mt
 
-Version:        2.20.08
+Version:        2.20.20
 Release: 	1%{?dist}
 
 Summary:        Dynamic DNS Client
@@ -12,6 +12,7 @@ Source0:        http://prdownloads.sourceforge.net/inadyn-mt/inadyn-mt.v.0%{vers
 Source1:        inadyn-mt.conf
 Source2:        inadyn.init
 Source3:	inadyn.service
+Source4:	inadyn-nm-dispatcher
 
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
@@ -63,6 +64,7 @@ Provides:	  init(%{name}) = systemd
 Requires:	  %{name} = %{version}-%{release}
 Requires(preun):  %{name} systemd-units
 Requires(post):   %{name} systemd-units
+Requires(postun): systemd-units
 BuildArch:	  noarch
 
 %description units
@@ -118,6 +120,9 @@ cp -R extra/* $RPM_BUILD_ROOT%{_datadir}/inadyn-mt/extra
 mkdir -p ${RPM_BUILD_ROOT}/lib/systemd/system
 install -p %{SOURCE3} ${RPM_BUILD_ROOT}/lib/systemd/system
 
+mkdir -p ${RPM_BUILD_ROOT}/%{_sysconfdir}/NewworkManager/dispatcher
+install -p %{SOURCE4} ${RPM_BUILD_ROOT}/%{_sysconfdir}/NewworkManager/dispatcher/30-inadyn
+
 %clean
 rm -rf $RPM_BUILD_ROOT
 
@@ -144,12 +149,20 @@ if [ $1 -eq 0]; then
 fi
 
 
+%postun units
+/bin/systemctl daemon-reload >/dev/null 2>&1 || :
+if [ $1 -ge 1 ] ; then
+        # Package upgrade, not uninstall
+        /bin/systemctl try-restart inadyn-mt.service >/dev/null 2>&1 || :
+fi
+
 %files 
 %defattr(-,root,root,-)
 %doc COPYING readme.html
 %{_sbindir}/inadyn
 %{_mandir}/man*/*
 %config(noreplace) %{_sysconfdir}/%{name}.conf
+%config(noreplace) %{_sysconfdir}/NewworkManager/dispatcher/30-inadyn
 %{_datadir}/%{name}/
 
 %files sysvinit
@@ -161,6 +174,11 @@ fi
 /lib/systemd/system/inadyn.service
 
 %changelog
+* Tue Nov  9 2010 Jochen Schmitt <Jochen herr-schmitt de> 2.20.20-1
+- New upstream release
+- Add nm dispatcher
+- Rework systemd scriptlets
+
 * Tue Nov  2 2010 Jochen Schmitt <Jochen herr-schmitt de> 2.20.08-1
 - New upstream release
 
diff --git a/inadyn-nm-dispatcher b/inadyn-nm-dispatcher
new file mode 100644
index 0000000..43764da
--- /dev/null
+++ b/inadyn-nm-dispatcher
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+if [ "$2" = "up" ] || [ "$2" = "down" ]; then
+   /sbin/service inadyn reload || :
+fi
\ No newline at end of file
diff --git a/sources b/sources
index 3fe6115..bec6595 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-4b15ff1e7f680082578be235f42bb035  inadyn-mt.v.02.20.08.tar.gz
+159013f0133db838388f2ec9a567aee4  inadyn-mt.v.02.20.20.tar.gz