diff --git a/app/models/mass_build.rb b/app/models/mass_build.rb
index e5cce8fc3..cf2bc0f95 100644
--- a/app/models/mass_build.rb
+++ b/app/models/mass_build.rb
@@ -47,7 +47,7 @@ class MassBuild < ActiveRecord::Base
         list = (missed_projects_list || '') << "#{name}\n"
         update_column :missed_projects_list, list
       end
-      sleep 1
+      sleep 1 unless new_core
     end
   end
   later :build_all, :queue => :clone_build
diff --git a/app/models/project.rb b/app/models/project.rb
index fd07b292c..c17604060 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -137,6 +137,8 @@ class Project < ActiveRecord::Base
     main_rep_id = platform.repositories.find_by_name('main').try(:id)
     build_reps_ids = [main_rep_id, repository_id].compact.uniq
 
+    project_version = repo.commits("#{platform.name}").try(:first).try(:id) ? 
+      "latest_#{platform.name}" : "latest_master"
     build_list = build_lists.build do |bl|
       bl.save_to_platform = platform
       bl.build_for_platform = platform