diff --git a/app/models/dialog_field.rb b/app/models/dialog_field.rb
index 58bc939186b..3381c0eda5d 100644
--- a/app/models/dialog_field.rb
+++ b/app/models/dialog_field.rb
@@ -6,6 +6,22 @@ class DialogField < ApplicationRecord
   belongs_to :dialog_group
   has_one :resource_action, :as => :resource, :dependent => :destroy
 
+  has_many :dialog_field_associations,
+           :foreign_key => :trigger_id,
+           :class_name  => :DialogFieldAssociation,
+           :dependent   => :destroy
+  has_many :reverse_dialog_field_associations,
+           :foreign_key => :respond_id,
+           :class_name  => :DialogFieldAssociation,
+           :dependent   => :destroy
+
+  has_many :dialog_field_responders,
+           :source  => :respond,
+           :through => :dialog_field_associations
+  has_many :dialog_field_triggers,
+           :source  => :trigger,
+           :through => :reverse_dialog_field_associations
+
   alias_attribute :order, :position
 
   validates_presence_of   :name
diff --git a/app/models/dialog_field_association.rb b/app/models/dialog_field_association.rb
new file mode 100644
index 00000000000..0f5e509b80d
--- /dev/null
+++ b/app/models/dialog_field_association.rb
@@ -0,0 +1,4 @@
+class DialogFieldAssociation < ActiveRecord::Base
+  belongs_to :trigger, :class_name => :DialogField
+  belongs_to :respond, :class_name => :DialogField
+end