diff --git a/src/warden-server/bin/registerReceiver.pl b/src/warden-server/bin/registerReceiver.pl
index b9df7a45ca833cf8eaf45a53956347921703255f..cada6e2055937d5432d881bd5d21c57b2dbe5a69 100755
--- a/src/warden-server/bin/registerReceiver.pl
+++ b/src/warden-server/bin/registerReceiver.pl
@@ -31,7 +31,7 @@ sub help {
   print "-h     print this text and exit\n";
   print "-n     hostname of receiver\n";
   print "-r     client registration requestor\n";
-  print "-t     type of received events\n";
+  print "-t     type of received events or '_any_' for receiving of all types of events\n";
   print "-o     enable receiving of own events\n";
   print "-i     CIDR of receiver\n";
   exit 0;
diff --git a/src/warden-server/doc/README b/src/warden-server/doc/README
index ec0ebdf95c7605b5bb284a04793b8df116905c9d..0a775a83b9c1760e0e641b98a7c58c1e7cf44d7d 100644
--- a/src/warden-server/doc/README
+++ b/src/warden-server/doc/README
@@ -272,8 +272,8 @@ E. Registration of Clients
     hostname           - hostname of the client,
     requestor          - organization or authorized person who demands new
                          client registration, 
-    type               - the type of events the client wish to receive (only
-                         this and nothing else),
+    type               - the type of events the client wish to receive or '_any_'
+    			 for receiving of all types of events,
     receive_own_events - boolean value describing if events originating from
                          the same CIDR will be sent to the client,
     ip_net_client      - CIDR the client is only allowed to communicate from.