diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index e79ba542f..6a21ad5f0 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -214,7 +214,7 @@ class ProjectsController < ApplicationController
 
         new_project_params = project_params.except(:private).merge(is_public: !private)
         @project.update_attributes!(new_project_params)
-        @project.forked_projects.update_all(is_public: @project.is_public)
+        @project.forked_projects.map{|p| p.update!(is_public: @project.is_public)}
         gitea_params = {
           private: private,
           default_branch: @project.default_branch,