diff --git a/src/payload/getPayloadUser.ts b/src/payload/getPayloadUser.ts
index 3aa5735..8b666b4 100644
--- a/src/payload/getPayloadUser.ts
+++ b/src/payload/getPayloadUser.ts
@@ -21,9 +21,11 @@ interface Options {
 * Get the user payload from the server (only works on the server side)
 */
 export const getPayloadUser = async <t extends object = User>({
- serverUrl = process.env.NEXT_PUBLIC_SERVER_URL,
+ serverUrl,
 userCollectionSlug = "users",
 }: Options = {}): Promise<t &#124; null> => {
+ serverUrl = serverUrl &#124;&#124; process.env.NEXT_PUBLIC_SERVER_URL
+ 
 if (serverUrl === undefined) {
 throw new Error(
 "getPayloadUser requires a server URL to be provided, either as an option or in the 'NEXT_PUBLIC_SERVER_URL' environment variable",
</div><div class="naked_ctrl">
<form action="/index.cgi/larger-text" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://patch-diff.githubusercontent.com/raw/CrawlerCode/payload-authjs/pull/5.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://patch-diff.githubusercontent.com/raw/CrawlerCode/payload-authjs/pull/5.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text" selected="selected">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>