diff --git a/app/services/projects/accept_join_service.rb b/app/services/projects/accept_join_service.rb
index 4cc539907..69cb97603 100644
--- a/app/services/projects/accept_join_service.rb
+++ b/app/services/projects/accept_join_service.rb
@@ -52,7 +52,7 @@ class Projects::AcceptJoinService < ApplicationService
   end
 
   def operate_project_member
-    Projects::AddMemberInteractor.call(@project.owner, @project, @user, permission)
+    Projects::AddMemberInteractor.call(@project.owner, @project, @applied_project.user, permission)
   end
 
   def send_apply_message 
diff --git a/app/services/projects/apply_join_service.rb b/app/services/projects/apply_join_service.rb
index 677ee20c1..2366a26d2 100644
--- a/app/services/projects/apply_join_service.rb
+++ b/app/services/projects/apply_join_service.rb
@@ -33,7 +33,7 @@ class Projects::ApplyJoinService < ApplicationService
   private
 
   def project
-    @_project ||= Project.find_by(invite_code: params[:code].to_s.strip)
+    @_project ||= Project.find_by('binary(invite_code) = ? ',"#{params[:code].to_s.strip}")
   end
 
   def role_value