diff --git a/app/controllers/schemes_controller.rb b/app/controllers/schemes_controller.rb
index df616837a..f1c1382f8 100644
--- a/app/controllers/schemes_controller.rb
+++ b/app/controllers/schemes_controller.rb
@@ -56,7 +56,7 @@ class SchemesController < ApplicationController
     validation_errors scheme_params
     if @scheme.errors.empty? && @scheme.update(scheme_params)
       if scheme_params[:confirmed] == "true"
-        @scheme.locations.each { |location| location.update!(confirmed: true) }
+        @scheme.locations.update!(confirmed: true)
         flash[:notice] = if scheme_previously_confirmed
                            "#{@scheme.service_name} has been updated."
                          else