diff --git a/server/gameserver/pbutils.cc b/server/gameserver/pbutils.cc
index 429a7705..5a9b27d3 100644
--- a/server/gameserver/pbutils.cc
+++ b/server/gameserver/pbutils.cc
@@ -1883,7 +1883,7 @@ void Human::NotifyObservers(cs::SMUpdate* msg, cs::MFActivePlayerData* active_pl
     std::set<int> synced_objects;
     for (Human* observer : observers_) {
         msg->clear_team_data();
-        if (observer->GetTeam()) {
+        if (observer->GetTeam() && !observer->GetTeam()->IsViewTeam()) {
             observer->GetTeam()->TraverseMembers
                 (
                  [observer, msg] (Human* member) -> bool
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index b953e383..1c62d1ae 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -1364,6 +1364,9 @@ void Room::UpdateGas()
                     a8::HasBitFlag(c->status, CS_Disable)) {
                     continue;
                 }
+                if (c->IsOb()) {
+                    continue;
+                }
                 bool b1 = a8::CircleContainCircle
                     (gas_data_.pos_old,
                      gas_data_.gas_progress,