diff --git a/app/services/search/project_service.rb b/app/services/search/project_service.rb
index f630c0a3790..c08881dce4b 100644
--- a/app/services/search/project_service.rb
+++ b/app/services/search/project_service.rb
@@ -7,7 +7,7 @@ module Search
     end
 
     def execute
-      Gitlab::ProjectSearchResults.new(project.id,
+      Gitlab::ProjectSearchResults.new(project,
                                        params[:search],
                                        params[:repository_ref])
     end
diff --git a/lib/gitlab/project_search_results.rb b/lib/gitlab/project_search_results.rb
index 70de6a74e76..f36600c5756 100644
--- a/lib/gitlab/project_search_results.rb
+++ b/lib/gitlab/project_search_results.rb
@@ -2,8 +2,8 @@ module Gitlab
   class ProjectSearchResults < SearchResults
     attr_reader :project, :repository_ref
 
-    def initialize(project_id, query, repository_ref = nil)
-      @project = Project.find(project_id)
+    def initialize(project, query, repository_ref = nil)
+      @project = project
       @repository_ref = if repository_ref.present?
                           repository_ref
                         else
@@ -73,7 +73,7 @@ module Gitlab
     end
 
     def notes
-      Note.where(project_id: limit_project_ids).user.search(query).order('updated_at DESC')
+      project.notes.user.search(query).order('updated_at DESC')
     end
 
     def commits
@@ -83,9 +83,5 @@ module Gitlab
         project.repository.find_commits_by_message(query).compact
       end
     end
-
-    def limit_project_ids
-      [project.id]
-    end
   end
 end