diff --git a/app/models/comment.rb b/app/models/comment.rb
index ba3b8cc..ecfe691 100644
--- a/app/models/comment.rb
+++ b/app/models/comment.rb
@@ -4,8 +4,6 @@ class Comment < ActiveRecord::Base
   belongs_to :message
   belongs_to :user
 
-  has_many :actions, as: :trackable
-
   delegate :project, to: :message
 
   scope :recent, -> { order(created_at: :desc).limit(5) }
diff --git a/app/models/message.rb b/app/models/message.rb
index 23f25fc..e543125 100644
--- a/app/models/message.rb
+++ b/app/models/message.rb
@@ -7,6 +7,4 @@ class Message < ActiveRecord::Base
 
   has_many :message_subscriptions, dependent: :destroy
   has_many :subscribers, through: :message_subscriptions
-
-  has_many :actions, as: :trackable
 end