diff --git a/server/gameserver/android.ai.cc b/server/gameserver/android.ai.cc
index 21b905b..2e60951 100644
--- a/server/gameserver/android.ai.cc
+++ b/server/gameserver/android.ai.cc
@@ -111,6 +111,9 @@ void AndroidAI::DoAttack()
         a8::HasBitFlag(hum->status, HS_Jump)) {
         return;
     }
+    if (hum->room->gas_data.gas_mode == GasInactive) {
+        return;
+    }
     if (owner->updated_times % 10 == 0) {
         Human* enemy = owner->room->FindEnemy((Human*)owner);
         if (enemy) {