diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 8b0bea6..a0cd39a 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -177,7 +177,7 @@ void Room::AddPlayer(Player* hum)
     if (gas_data_.gas_mode != GasInactive) {
         abort();
     }
-    while (human_hash_.size() > GetRoomMaxPlayerNum()) {
+    while (human_hash_.size() >= GetRoomMaxPlayerNum()) {
         RandRemoveAndroid();
     }
     hum->born_point = AllocBornPoint(hum);