Fix default branch being cached and show old one after change

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/app/contexts/projects/update_context.rb b/app/contexts/projects/update_context.rb
index 9564dd94688..8a7fcd144f8 100644
--- a/app/contexts/projects/update_context.rb
+++ b/app/contexts/projects/update_context.rb
@@ -5,12 +5,14 @@ module Projects
       params[:project].delete(:public) unless can?(current_user, :change_public_mode, project)
       new_branch = params[:project].delete(:default_branch)
 
-      if project.repository.exists? && new_branch != project.repository.root_ref
+      if project.repository.exists? && new_branch != project.default_branch
         GitlabShellWorker.perform_async(
           :update_repository_head,
           project.path_with_namespace,
           new_branch
         )
+
+        project.reload_default_branch
       end
 
       project.update_attributes(params[:project], as: role)