diff --git a/fhem/FHEM/57_CALVIEW.pm b/fhem/FHEM/57_CALVIEW.pm
index 598012524..bb05dec5f 100644
--- a/fhem/FHEM/57_CALVIEW.pm
+++ b/fhem/FHEM/57_CALVIEW.pm
@@ -149,7 +149,7 @@ sub CALVIEW_GetUpdate($){
 				$runningcounter ++;}
 			#check ob termin morgen
 			elsif ($datenext eq $termin->{bdate}){
-				readingsBulkUpdate($hash, "tomorrow_".sprintf ('%03d', $tomorrowcounter)."_btime", "morgen"); 
+				readingsBulkUpdate($hash, "tomorrow_".sprintf ('%03d', $tomorrowcounter)."_bdate", "morgen"); 
 				readingsBulkUpdate($hash, "tomorrow_".sprintf ('%03d', $tomorrowcounter)."_btime", $termin->{btime}); 
 				readingsBulkUpdate($hash, "tomorrow_".sprintf ('%03d', $tomorrowcounter)."_summary", $termin->{summary}); 
 				readingsBulkUpdate($hash, "tomorrow_".sprintf ('%03d', $tomorrowcounter)."_source", $termin->{source});