diff --git a/FHEM/36_Shelly.pm b/FHEM/36_Shelly.pm
index f3afcb201..8b58b2c69 100644
--- a/FHEM/36_Shelly.pm
+++ b/FHEM/36_Shelly.pm
@@ -39,7 +39,7 @@ use vars qw{%attr %defs};
 sub Log($$);
 
 #-- globals on start
-my $version = "2.04";
+my $version = "2.05";
 
 #-- these we may get on request
 my %gets = (
@@ -585,7 +585,7 @@ sub Shelly_Set ($@) {
         $max = 20;
       }
       $time           = int(abs($targetpct-$pct)/100*$max);
-      $cmd            = "?go=to_pos&roller_pos=".$targetpct;
+      $cmd            = "?go=to_pos&roller_pos=" . ($pctnormal ? $targetpct : 100 - $targetpct);
       $hash->{MOVING} = $pctnormal ? (($targetpct > $pct) ? "moving_up" : "moving_down") : (($targetpct > $pct) ? "moving_down" : "moving_up");
 
       $hash->{DURATION}  = $time;