diff --git a/client/src/views/portal-user/list.js b/client/src/views/portal-user/list.js
index 188c5a046e..91862d1eb9 100644
--- a/client/src/views/portal-user/list.js
+++ b/client/src/views/portal-user/list.js
@@ -27,7 +27,6 @@
  ************************************************************************/
 
 import ListView from 'views/list';
-import SelectForPortalUserModalView from 'modules/crm/views/contact/modals/select-for-portal-user';
 
 class PortalUserListView extends ListView {
 
@@ -107,6 +106,11 @@ class PortalUserListView extends ListView {
             },
         };
 
+        // As the file is supposed to bundled separately, resort to async module loading.
+        /** @type {typeof import('modules/crm/views/contact/modals/select-for-portal-user').default} */
+        const SelectForPortalUserModalView =
+            await Espo.loader.requirePromise('modules/crm/views/contact/modals/select-for-portal-user');
+
         const view = new SelectForPortalUserModalView(options);
 
         await this.assignView('modal', view);