diff --git a/fhem/CHANGED b/fhem/CHANGED
index 321d59aea..fd6479df3 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.
+ - bugfix:  98_weekprofile.pm: internal tempMap list if attr tempMap changed
  - feature: 59_Weather: fix multiple issues in API modules
  - feature: 59_Weather: support for new openweathermap mod onecall
             - rewrite old parts of api modules
diff --git a/fhem/FHEM/98_weekprofile.pm b/fhem/FHEM/98_weekprofile.pm
index dcf7cd261..e1bd56f34 100644
--- a/fhem/FHEM/98_weekprofile.pm
+++ b/fhem/FHEM/98_weekprofile.pm
@@ -1410,6 +1410,9 @@ sub weekprofile_createTempMap($;$) {
     my ($hash, $attrMap) = @_;
     my $me = $hash->{NAME};
     
+    #clear map
+    %{$hash->{TEMPMAP}} = ();
+    
     my $tempOn = AttrVal($me,"tempON", undef);
     if (defined($tempOn)) {
         $hash->{TEMPMAP}->{'on'} = tempValue($tempOn);