diff --git a/fhem/CHANGED b/fhem/CHANGED
index 90aa83cc4..361830a56 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+  - added:   98_systemd_watchdog: tested and moved from contrib
   - bugfix:  36_Vallox: Initialization bug fixed
   - added:   00_MQTT: ability for client notifications: on connect, 
                       on disconnect, on timeout
diff --git a/fhem/contrib/98_systemd_watchdog.pm b/fhem/FHEM/98_systemd_watchdog.pm
similarity index 98%
rename from fhem/contrib/98_systemd_watchdog.pm
rename to fhem/FHEM/98_systemd_watchdog.pm
index 30b7dd14b..e1cabb9bf 100644
--- a/fhem/contrib/98_systemd_watchdog.pm
+++ b/fhem/FHEM/98_systemd_watchdog.pm
@@ -219,6 +219,7 @@ sub watchdog_client_NotifySystemD($$) {
 1;
 
 =pod
+=item summary_DE Sendet periodisch eine keep-alive Nachricht an das Systemd.
 =begin html_DE
 
 <a name="systemd_watchdog"></a>
@@ -280,6 +281,7 @@ sub watchdog_client_NotifySystemD($$) {
 
 =end html_DE
 
+=item summary Sends periodically keep-alive message to the systemd.
 =begin html
 
 <a name="systemd_watchdog"></a>
diff --git a/fhem/MAINTAINER.txt b/fhem/MAINTAINER.txt
index 4ff731056..e7de3a6ef 100644
--- a/fhem/MAINTAINER.txt
+++ b/fhem/MAINTAINER.txt
@@ -446,6 +446,7 @@ FHEM/98_TRAFFIC.pm           jmike                Unterstuetzende Dienste
 FHEM/98_UbiquitiPM.pm        Wzut                 Sonstige Systeme
 FHEM/98_UbiquitiOut.pm       Wzut                 Sonstige Systeme
 FHEM/98_Verkehrsinfo.pm      martins              Unterstuetzende Dienste
+FHEM/98_systemd_watchdog.pm  hexenmeister         Unterstuetzende Dienste
 FHEM/98_WeekdayTimer.pm      igami                Unterstuetzende Dienste
 FHEM/98_WOL.pm               dietmar63            Unterstuetzende Dienste
 FHEM/98_XmlList.pm           rudolfkoenig         Automatisierung