diff --git a/lib/NGCP/Panel/Form/CFSimpleAPI.pm b/lib/NGCP/Panel/Form/CFSimpleAPI.pm
index 23196bbe1f..57edc2e1b9 100644
--- a/lib/NGCP/Panel/Form/CFSimpleAPI.pm
+++ b/lib/NGCP/Panel/Form/CFSimpleAPI.pm
@@ -46,9 +46,10 @@ has_field 'cft' => (
     required => 0,
     element_attr => { 
         rel => ['tooltip'], 
-        title => ['Call Forward Timeout, Contains the keys "destinations" and "times". "destinations" is an Array of Objects ' .
+        title => ['Call Forward Timeout, Contains the keys "destinations", "times" and "ringtimeout". "destinations" is an Array of Objects ' .
                   'having a "destination", "priority" and "timeout" field. "times" is an Array of Objects having the fields ' .
-                  '"minute", "hour", "wday", "mday", "month", "year". "times" can be empty, then the CF is applied always.'],
+                  '"minute", "hour", "wday", "mday", "month", "year". "times" can be empty, then the CF is applied always.'.
+                  '"ringtimeout" is a numeric ringing time value in seconds before call forward will be applied.'],
     },
 );