diff --git a/app/models/issue.rb b/app/models/issue.rb
index a550779..b9e0461 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -314,13 +314,6 @@ class Issue < ActiveRecord::Base
     notified.collect(&:mail)
   end
   
-  # Returns the mail adresses of watchers that should be notified
-  def watcher_recipients
-    notified = watcher_users
-    notified.reject! {|user| !user.active? || !visible?(user)}
-    notified.collect(&:mail)
-  end
-  
   # Returns the total number of hours spent on this issue.
   #
   # Example:
diff --git a/vendor/plugins/acts_as_watchable/lib/acts_as_watchable.rb b/vendor/plugins/acts_as_watchable/lib/acts_as_watchable.rb
index 977ab4f..c13da4f 100644
--- a/vendor/plugins/acts_as_watchable/lib/acts_as_watchable.rb
+++ b/vendor/plugins/acts_as_watchable/lib/acts_as_watchable.rb
@@ -53,7 +53,11 @@ module Redmine
         
         # Returns an array of watchers' email addresses
         def watcher_recipients
-          self.watchers.collect { |w| w.user.mail if w.user.active? }.compact
+          notified = watchers.collect(&:user).select(&:active?)
+          if respond_to?(:visible?)
+            notified.reject! {|user| !visible?(user)}
+          end
+          notified.collect(&:mail).compact
         end
 
         module ClassMethods