diff --git a/bin/doctor_karma.pl b/bin/doctor_karma.pl
index dd3b7a3..5eabdf3 100755
--- a/bin/doctor_karma.pl
+++ b/bin/doctor_karma.pl
@@ -144,9 +144,10 @@ sub check_can_modify_karma {
         );
         return 1;
     }
+    my $last_karma_given_date = $user->last_karma_given_date;
     $telegram->send_message(
         chat_id => $chat_id,
-        text    => "You cannot give karma yet wait a bit.",
+        text    => "You cannot give karma yet wait a bit until <b>@{[xml_escape($last_karma_given_date.'')]}</b>.",
     );
     return 0;
 }
diff --git a/lib/DoctorKarma/Model/User.pm b/lib/DoctorKarma/Model/User.pm
index e266cd9..d80d144 100644
--- a/lib/DoctorKarma/Model/User.pm
+++ b/lib/DoctorKarma/Model/User.pm
@@ -81,7 +81,7 @@ sub id_user {
         if ( defined $last_karma_given_date ) {
             $self->{last_karma_given_date} = $last_karma_given_date;
         }
-        return $self->{last_karma_given_date};
+        return $self->{last_karma_given_date}->clone;
     }
 }