diff --git a/lib/admin/Controller/subscriber.pm b/lib/admin/Controller/subscriber.pm
index 4199455..3adada9 100644
--- a/lib/admin/Controller/subscriber.pm
+++ b/lib/admin/Controller/subscriber.pm
@@ -681,6 +681,10 @@ sub update_preferences : Local {
 
     $$preferences{mct} = $c->request->params->{mct} ? 1 : undef;
 
+    ### subscriber activation flag ###
+
+    $$preferences{in_use} = $c->request->params->{in_use} ? 1 : undef;
+
     ### save settings ###
 
     unless(keys %messages) {
diff --git a/root/tt/subscriber_detail.tt b/root/tt/subscriber_detail.tt
index 83c8e9e..4fd9878 100644
--- a/root/tt/subscriber_detail.tt
+++ b/root/tt/subscriber_detail.tt
@@ -236,7 +236,8 @@
                       || preference.key == "cfb"
                       || preference.key == "cft"
                       || preference.key == "cfna"
-                      || preference.key == "mct" %]
+                      || preference.key == "mct"
+                      || preference.key == "in_use" %]
                 <tr>
                   <td class="tdkey">[% preference.key %]:</td>
                   <td>