diff --git a/server/gameserver/airraid.cc b/server/gameserver/airraid.cc
index caa75aed..ea8f6a0a 100644
--- a/server/gameserver/airraid.cc
+++ b/server/gameserver/airraid.cc
@@ -5,6 +5,7 @@
 #include "player.h"
 #include "obstacle.h"
 #include "roomobstacle.h"
+#include "mapinstance.h"
 
 #include "mt/AirRaid.h"
 #include "mt/SafeArea.h"
@@ -85,6 +86,24 @@ bool AirRaid::GenAirRaidPos(const mt::AirRaid* raid_meta, glm::vec3& center)
         }
         #endif
     }
+    {
+        glm::vec3 ref_point = center;
+        room_->map_instance->PtInHouse(center, ref_point);
+        room_->map_instance->Scale(ref_point);
+        glm::vec3 point;
+        bool ok = false;
+        for (int i = 0; i < 10; ++i) {
+            ok = room_->map_instance->FindNearestPoint(ref_point, 1.0f + 10 * i, point);
+            if (ok) {
+                break;
+            }
+        }
+        if (!ok) {
+            return false;
+        }
+        room_->map_instance->UnScale(point);
+        center = point;
+    }
     room_->frame_event.AddAirRaid(raid_meta->appear_time(), center, raid_meta->rad());
     return true;
 }