diff --git a/app/services/api/v1/issues/update_service.rb b/app/services/api/v1/issues/update_service.rb
index 7bf2d5c08..a17065654 100644
--- a/app/services/api/v1/issues/update_service.rb
+++ b/app/services/api/v1/issues/update_service.rb
@@ -33,7 +33,7 @@ class Api::V1::Issues::UpdateService < ApplicationService
     @pm_project_id = params[:pm_project_id]
     @pm_sprint_id = params[:pm_sprint_id]
     @pm_issue_type = params[:pm_issue_type]
-    @parent_id = params[:parent_id]
+    @root_id = params[:root_id]
     @time_scale = params[:time_scale]
     @add_assigner_ids = []
     @previous_issue_changes = {}
@@ -76,7 +76,7 @@ class Api::V1::Issues::UpdateService < ApplicationService
       @created_issue.pm_project_id = @pm_project_id
       @created_issue.pm_sprint_id = @pm_sprint_id
       @created_issue.pm_issue_type = @pm_issue_type
-      @created_issue.parent_id = @parent_id
+      @created_issue.root_id = @root_id
       @created_issue.time_scale = @time_scale
 
       @updated_issue.updated_on = Time.now
diff --git a/config/routes.rb b/config/routes.rb
index 9994206da..312f267da 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -791,11 +791,6 @@ Rails.application.routes.draw do
     end
   end
 
-  namespace :pm do
-    resource :issues
-    resource :journals
-  end
-
   namespace :admins do
     mount Sidekiq::Web => '/sidekiq'
     get '/', to: 'dashboards#index'