diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita b/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
index 0c379b37bcf..81cca87cbaa 100644
--- a/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
+++ b/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
@@ -25,8 +25,7 @@
             <codeblock props="electron" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
             <codeblock props="unity cs" outputclass="language-csharp">public virtual void OnLocalUserRegistered(uint uid, string userAccount) {}</codeblock>
             <codeblock props="rn" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
-            <codeblock props="flutter" outputclass="language-dart">final void Function(bool isFallbackOrRecover)?
-      onLocalPublishFallbackToAudioOnly;</codeblock>
+            <codeblock props="flutter" outputclass="language-dart">final void Function(int uid, String userAccount)? onLocalUserRegistered;</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
         <section id="detailed_desc">