diff --git a/fhem/FHEM/HMConfig.pm b/fhem/FHEM/HMConfig.pm
index 23c7fea70..23434d3c0 100644
--- a/fhem/FHEM/HMConfig.pm
+++ b/fhem/FHEM/HMConfig.pm
@@ -1771,10 +1771,10 @@ $culHmSubTypeDevSets{blindActuator}     = $culHmSubTypeDevSets{switch};
                                           ,off            =>""
                                           ,old            =>""
                                           ,toggle         =>""
-                                          ,pct            =>"(-value-|old) [(-ontime-|{})] [(-ramptime-|{})]"
+                                          ,pct            =>"(-value-|old) [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
                                           ,stop           =>""
-                                          ,up             =>"'change:'[(0..100;1|{10})] [(-ontime-|{})] [(-ramptime-|{})]"
-                                          ,down           =>"'change:'[(0..100;1|{10})] [(-ontime-|{})] [(-ramptime-|{})]"
+                                          ,up             =>"'change:'[(0..100;1|{10})] [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
+                                          ,down           =>"'change:'[(0..100;1|{10})] [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
                                           ,inhibit        =>"[(on|{off})]"
                                           ,statusRequest  =>""
                                           ,peerIODev      =>"[IO] -btn- [({set}|unset)] 'not for future use'"
@@ -1961,10 +1961,10 @@ $culHmModelSets{"HM-HM-LC-DW-WM"}        = $culHmSubTypeSets{dimmer};   ##### re
                                                 ,on             =>""
                                                 ,off            =>""
                                                 ,toggle         =>""
-                                                ,pct            =>"-value- [(-ontime-|{})] [(-ramptime-|{})]"
+                                                ,pct            =>"-value- [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
                                                 ,stop           =>""
-                                                ,up             =>"'change:'[(0..100;1|{10})] [(-ontime-|{})] [(-ramptime-|{})]"
-                                                ,down           =>"'change:'[(0..100;1|{10})] [(-ontime-|{})] [(-ramptime-|{})]"
+                                                ,up             =>"'change:'[(0..100;1|{10})] [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
+                                                ,down           =>"'change:'[(0..100;1|{10})] [(-ontime-|{0})] [(-ramptime-|{2.4})] 'ontime: 0 = forever'"
                                                 ,inhibit        =>"[(on|{off})]"
                                                 ,statusRequest  =>""
                                                 ,peerIODev      =>"[IO] -btn- [({set}|unset)] 'not for future use'"