diff --git a/server/gameserver/bullet.cc b/server/gameserver/bullet.cc
index ab8c37f9..25bbb8e8 100644
--- a/server/gameserver/bullet.cc
+++ b/server/gameserver/bullet.cc
@@ -139,13 +139,15 @@ void Bullet::OnHit(std::set<Entity*>& objects)
             bool eat = false;
             if (!trace_target_id && !reporter_list) {
                 if (mt::Param::s().bullet_through_wall_check) {
-                    if (!room->BulletCanReach(born_pos.ToGlmVec3(), target->GetPos().ToGlmVec3())) {
+                    if (!gun_meta->is_penetrate_thing() &&
+                        !room->BulletCanReach(born_pos.ToGlmVec3(), target->GetPos().ToGlmVec3())) {
                         eat = true;
                     }
                     if (gun_meta->id() == 30905 && eat && sender.Get()) {
                         glm::vec3 new_born_pos = born_pos.ToGlmVec3();
                         new_born_pos.y = target->GetPos().GetY();
-                        if (room->BulletCanReach(new_born_pos, target->GetPos().ToGlmVec3())) {
+                        if (gun_meta->is_penetrate_thing() ||
+                            room->BulletCanReach(new_born_pos, target->GetPos().ToGlmVec3())) {
                             eat = false;
                         }
                     }