diff --git a/apps/webconference/WebConference.cpp b/apps/webconference/WebConference.cpp
index 2f753aa3..25f30fbc 100644
--- a/apps/webconference/WebConference.cpp
+++ b/apps/webconference/WebConference.cpp
@@ -338,6 +338,10 @@ void WebConferenceFactory::invoke(const string& method,
   } else if(method == "kickout"){
     kickout(args, ret);
     ret.push(getServerInfoString().c_str());
+  } else if(method == "changeRoomAdminpin"){
+    args.assertArrayFmt("sss");
+    changeRoomAdminpin(args, ret);
+    ret.push(getServerInfoString().c_str());    
   } else if(method == "serverInfo"){
     serverInfo(args, ret);		
     ret.push(getServerInfoString().c_str());    
@@ -374,6 +378,7 @@ void WebConferenceFactory::invoke(const string& method,
     ret.push("mute");
     ret.push("unmute");
     ret.push("kickout");
+    ret.push("changeRoomAdminpin");
     ret.push("serverInfo");
     ret.push("vqConferenceFeedback");
     ret.push("vqCallFeedback");
@@ -458,7 +463,7 @@ void WebConferenceFactory::roomInfo(const AmArg& args, AmArg& ret) {
   assertArgCStr(args.get(0));
   assertArgCStr(args.get(1));
   string room = args.get(0).asCStr();
-  string adminpin = args.get(1).asCStr();;
+  string adminpin = args.get(1).asCStr();
 
    rooms_mut.lock();
    ConferenceRoom* r = getRoom(room, adminpin);
@@ -637,6 +642,24 @@ void WebConferenceFactory::getRoomPassword(const AmArg& args, AmArg& ret) {
   ret.push(res.c_str());  
 }
 
+void WebConferenceFactory::changeRoomAdminpin(const AmArg& args, AmArg& ret) {
+  string room = args.get(0).asCStr();
+  string adminpin = args.get(1).asCStr();
+  string new_adminpin = args.get(2).asCStr();
+
+  rooms_mut.lock();
+  ConferenceRoom* r = getRoom(room, adminpin);
+  if (NULL == r) {
+    ret.push(1);
+    ret.push("wrong adminpin");
+  } else {
+    r->adminpin = new_adminpin;
+    ret.push(0);
+    ret.push("OK");
+  }
+  rooms_mut.unlock();
+}
+
 void WebConferenceFactory::listRooms(const AmArg& args, AmArg& ret) {
 
   string pwd  = args.get(0).asCStr();
diff --git a/apps/webconference/WebConference.h b/apps/webconference/WebConference.h
index 01e9c17d..a773fbd5 100644
--- a/apps/webconference/WebConference.h
+++ b/apps/webconference/WebConference.h
@@ -150,6 +150,7 @@ public:
   void kickout(const AmArg& args, AmArg& ret);
   void mute(const AmArg& args, AmArg& ret);
   void unmute(const AmArg& args, AmArg& ret);
+  void changeRoomAdminpin(const AmArg& args, AmArg& ret);
   void serverInfo(const AmArg& args, AmArg& ret);
   void vqRoomFeedback(const AmArg& args, AmArg& ret);
   void vqCallFeedback(const AmArg& args, AmArg& ret);
diff --git a/doc/Readme.webconference b/doc/Readme.webconference
index d8f98a2c..ddbf191c 100644
--- a/doc/Readme.webconference
+++ b/doc/Readme.webconference
@@ -92,6 +92,13 @@ unmute(string room, string adminpin, string call_tag) :
           1     wrong adminpin
 	  2     call does not exist in room
 ----
+changeRoomAdminpin(string room, string adminpin, string new_adminpin) : 
+     int code, string result
+
+   code/result: 
+          0     OK
+          1     wrong adminpin
+----
 serverInfo():
       string serverInfo
 ----