diff --git a/app/controllers/admin/enterprises_controller.rb b/app/controllers/admin/enterprises_controller.rb
index c2a9460447..c68cbdac7c 100644
--- a/app/controllers/admin/enterprises_controller.rb
+++ b/app/controllers/admin/enterprises_controller.rb
@@ -234,8 +234,10 @@ module Admin
     end
 
     def update_enterprise_notifications
-      if params.key? :receives_notifications
-        @enterprise.update_contact params[:receives_notifications]
+      user_id = params[:receives_notifications].to_i
+
+      if user_id.positive? && @enterprise.user_ids.include?(user_id)
+        @enterprise.update_contact(user_id)
       end
     end
 
diff --git a/spec/controllers/admin/enterprises_controller_spec.rb b/spec/controllers/admin/enterprises_controller_spec.rb
index 00bd934860..48a7b3d1a7 100644
--- a/spec/controllers/admin/enterprises_controller_spec.rb
+++ b/spec/controllers/admin/enterprises_controller_spec.rb
@@ -162,6 +162,28 @@ describe Admin::EnterprisesController, type: :controller do
         expect(distributor.users).to_not include user
       end
 
+      it "updates the contact for notifications" do
+        allow(controller).to receive_messages spree_current_user: distributor_manager
+        params = {
+          id: distributor,
+          receives_notifications: distributor_manager.id,
+        }
+
+        expect { spree_post :update, params }.
+          to change { distributor.contact }.to(distributor_manager)
+      end
+
+      it "updates the contact for notifications" do
+        allow(controller).to receive_messages spree_current_user: distributor_manager
+        params = {
+          id: distributor,
+          receives_notifications: "? object:null ?",
+        }
+
+        expect { spree_post :update, params }.
+          to_not change { distributor.contact }
+      end
+
       it "updates enterprise preferences" do
         allow(controller).to receive_messages spree_current_user: distributor_manager
         update_params = { id: distributor,