diff --git a/packages/ui-default/components/autocomplete/components/UserSelectAutoComplete.tsx b/packages/ui-default/components/autocomplete/components/UserSelectAutoComplete.tsx
index 04d50f0d8..788355117 100644
--- a/packages/ui-default/components/autocomplete/components/UserSelectAutoComplete.tsx
+++ b/packages/ui-default/components/autocomplete/components/UserSelectAutoComplete.tsx
@@ -4,14 +4,14 @@ import PropTypes from 'prop-types';
 import { forwardRef } from 'react';
 import { api } from 'vj/utils';
 
-const UserSelectAutoComplete = forwardRef<AutoCompleteHandle<Udoc>, AutoCompleteProps<Udoc>>((props, ref) => (
+const UserSelectAutoComplete = forwardRef<AutoCompleteHandle<Udoc>, AutoCompleteProps<Udoc> & { byId?: boolean }>((props, ref) => (
   <AutoComplete<Udoc>
     ref={ref as any}
     cacheKey="user"
     queryItems={(query) => api('users', { search: query }, ['_id', 'uname', 'displayName', 'avatarUrl'])}
     fetchItems={(ids) => api('users', { auto: ids }, ['_id', 'uname', 'displayName'])}
     itemText={(user) => user.uname + (user.displayName ? ` (${user.displayName})` : '')}
-    itemKey={(user) => ((props.multi || /^[+-]?\d+$/.test(user.uname.trim())) ? user._id.toString() : user.uname)}
+    itemKey={(user) => ((props.multi || props.byId || /^[+-]?\d+$/.test(user.uname.trim())) ? user._id.toString() : user.uname)}
     renderItem={(user) => (
       <div className="media">
         <div className="media__left medium">
diff --git a/packages/ui-default/components/dialog/index.tsx b/packages/ui-default/components/dialog/index.tsx
index 5e91e1e94..0ac1e3bdd 100644
--- a/packages/ui-default/components/dialog/index.tsx
+++ b/packages/ui-default/components/dialog/index.tsx
@@ -150,8 +150,9 @@ export async function prompt<T extends string>(title: string, fields: Record<T,
                 />
                 : field.type === 'user'
                   ? <UserSelectAutoComplete
-                    data-autofocus={field.autofocus} selectedKeys={values[name] ? [values[name]] : []}
-                    onChange={(e) => setValues({ ...values, [name]: e })}
+                    data-autofocus={field.autofocus} selectedKeys={values[name] ? [values[name].toString()] : []}
+                    onChange={(e) => setValues({ ...values, [name]: +e })}
+                    byId
                   />
                   : <DomainSelectAutoComplete
                     data-autofocus={field.autofocus} selectedKeys={values[name] ? [values[name]] : []}