diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 40d3de78..b2fcab18 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -3461,6 +3461,9 @@ void Human::CalcAssists(Human* target)
 
 void Human::SyncVolume(int slot_id)
 {
+    if (room->GetFrameNo() - join_frameno < SERVER_FRAME_RATE * 1) {
+        return;
+    }
     if (slot_id < 0) {
         for (int i = 0; i < IS_END; ++i) {
             if (volume_[i] > 0) {
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index deeb9b3e..f498eae4 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -116,7 +116,7 @@ void Player::Initialize()
     }
     {
         room->xtimer.SetTimeoutEx
-            (SERVER_FRAME_RATE * 2,
+            (SERVER_FRAME_RATE * 6,
              [this] (int event, const a8::Args* args)
              {
                  if (a8::TIMER_EXEC_EVENT == event) {