diff --git a/fhem/lib/FHEM/Devices/AMConnect/Common.pm b/fhem/lib/FHEM/Devices/AMConnect/Common.pm
index cb49aeaf1..50e9736e4 100644
--- a/fhem/lib/FHEM/Devices/AMConnect/Common.pm
+++ b/fhem/lib/FHEM/Devices/AMConnect/Common.pm
@@ -2415,7 +2415,7 @@ sub fillReadings {
 
   $pref = 'system';
   readingsBulkUpdateIfChanged( $hash, $pref."_name", $hash->{helper}{mower}{attributes}{$pref}{name} );
-  my $model = $hash->{helper}{mower}{attributes}{$pref}{model};
+  my $model = uc $hash->{helper}{mower}{attributes}{$pref}{model};
   $model =~ s/AUTOMOWER./AM/;
   readingsBulkUpdateIfChanged( $hash, "model", $model );
   $pref = 'planner';