diff --git a/ygopro-server.coffee b/ygopro-server.coffee
index 9c78d9d2..b963919b 100644
--- a/ygopro-server.coffee
+++ b/ygopro-server.coffee
@@ -664,13 +664,14 @@ ROOM_ban_player = global.ROOM_ban_player = (name, ip, reason, countadd = 1)->
 
 ROOM_kick = (name, callback)->
   found = false
-  _async.each(ROOM_all, (room, done)->
+  _async.eachSeries(ROOM_all, (room, done)->
     if !(room and room.established and (name == "all" or name == room.process_pid.toString() or name == room.name))
       done()
       return
     found = true
     room.terminate()
     done()
+    return
   , (err)->
     callback(null, found)
     return
@@ -3670,7 +3671,7 @@ if true
         response.end(addCallback(u.query.callback, '{"rooms":[{"roomid":"0","roomname":"密码错误","needpass":"true"}]}'))
       else
         roomsjson = [];
-        _async.each(ROOM_all, (room, done)->
+        _async.eachSeries(ROOM_all, (room, done)->
           if !(room and room.established)
             done()
             return
@@ -3783,7 +3784,7 @@ if true
           response.writeHead(200)
           response.end(addCallback(u.query.callback, "['密码错误', 0]"))
           return
-        _async.each ROOM_all, (room)->
+        _async.eachSeries ROOM_all, (room)->
           if room and room.established
             ygopro.stoc_send_chat_to_room(room, u.query.shout, ygopro.constants.COLORS.YELLOW)
         response.writeHead(200)
@@ -3883,7 +3884,7 @@ if true
           response.end(addCallback(u.query.callback, "['密码错误', 0]"))
           return
         death_room_found = false
-        _async.each(ROOM_all, (room, done)->
+        _async.eachSeries(ROOM_all, (room, done)->
           if !(room and (u.query.death == "all" or u.query.death == room.process_pid.toString() or u.query.death == room.name))
             done()
             return
@@ -3905,13 +3906,14 @@ if true
           response.end(addCallback(u.query.callback, "['密码错误', 0]"))
           return
         death_room_found = false
-        _async.each(ROOM_all, (room, done)->
+        _async.eachSeries(ROOM_all, (room, done)->
           if !(room and (u.query.deathcancel == "all" or u.query.deathcancel == room.process_pid.toString() or u.query.deathcancel == room.name))
             done()
             return
           if room.cancel_death()
             death_room_found = true
           done()
+          return
         , () ->
           response.writeHead(200)
           if death_room_found
diff --git a/ygopro-server.js b/ygopro-server.js
index 89c1b949..a85139c2 100644
--- a/ygopro-server.js
+++ b/ygopro-server.js
@@ -860,14 +860,14 @@
   ROOM_kick = function(name, callback) {
     var found;
     found = false;
-    return _async.each(ROOM_all, function(room, done) {
+    return _async.eachSeries(ROOM_all, function(room, done) {
       if (!(room && room.established && (name === "all" || name === room.process_pid.toString() || name === room.name))) {
         done();
         return;
       }
       found = true;
       room.terminate();
-      return done();
+      done();
     }, function(err) {
       callback(null, found);
     });
@@ -4899,7 +4899,7 @@
           response.end(addCallback(u.query.callback, '{"rooms":[{"roomid":"0","roomname":"密码错误","needpass":"true"}]}'));
         } else {
           roomsjson = [];
-          _async.each(ROOM_all, function(room, done) {
+          _async.eachSeries(ROOM_all, function(room, done) {
             var player;
             if (!(room && room.established)) {
               done();
@@ -5044,7 +5044,7 @@
             response.end(addCallback(u.query.callback, "['密码错误', 0]"));
             return;
           }
-          _async.each(ROOM_all, function(room) {
+          _async.eachSeries(ROOM_all, function(room) {
             if (room && room.established) {
               return ygopro.stoc_send_chat_to_room(room, u.query.shout, ygopro.constants.COLORS.YELLOW);
             }
@@ -5155,7 +5155,7 @@
             return;
           }
           death_room_found = false;
-          _async.each(ROOM_all, function(room, done) {
+          _async.eachSeries(ROOM_all, function(room, done) {
             if (!(room && (u.query.death === "all" || u.query.death === room.process_pid.toString() || u.query.death === room.name))) {
               done();
               return;
@@ -5179,7 +5179,7 @@
             return;
           }
           death_room_found = false;
-          _async.each(ROOM_all, function(room, done) {
+          _async.eachSeries(ROOM_all, function(room, done) {
             if (!(room && (u.query.deathcancel === "all" || u.query.deathcancel === room.process_pid.toString() || u.query.deathcancel === room.name))) {
               done();
               return;
@@ -5187,7 +5187,7 @@
             if (room.cancel_death()) {
               death_room_found = true;
             }
-            return done();
+            done();
           }, function() {
             response.writeHead(200);
             if (death_room_found) {