diff --git a/server/gameserver/obstacle.cc b/server/gameserver/obstacle.cc
index 84634cb..be8e33e 100644
--- a/server/gameserver/obstacle.cc
+++ b/server/gameserver/obstacle.cc
@@ -494,7 +494,7 @@ bool Obstacle::Attackable()
 
 bool Obstacle::Throughable()
 {
-    return meta->i->attack_type() == 2 || meta->i->attack_type() == 3;
+    return meta->i->attack_type() == 2;
 }
 
 int Obstacle::GetTeamId(Room* room)
diff --git a/server/gameserver/roomobstacle.cc b/server/gameserver/roomobstacle.cc
index bddbc2e..e797d26 100644
--- a/server/gameserver/roomobstacle.cc
+++ b/server/gameserver/roomobstacle.cc
@@ -90,6 +90,14 @@ void RoomObstacle::RecalcSelfCollider()
 #endif
     #endif
     }
+    for (auto collider : colliders_) {
+        collider->tag = collider_tag;
+        collider->param1 = collider_param1;
+        collider->param2 = collider_param2;
+        if (meta->i->attack_type() == 3) {
+            a8::SetBitFlag(collider->tag, kHalfWallTag);
+        }
+    }
 }
 
 void RoomObstacle::ActiveTimerFunc()