diff --git a/server/gameserver/roomobstacle.cc b/server/gameserver/roomobstacle.cc
index c5ef5649..6d29ace3 100644
--- a/server/gameserver/roomobstacle.cc
+++ b/server/gameserver/roomobstacle.cc
@@ -865,8 +865,8 @@ void RoomObstacle::ActiveMedicalStation()
         room->grid_service->GetAllCellsByXy(room, GetPos().x, GetPos().y, *grid_list_);
     }
 
-    if (meta->i->width() > 0 && meta->int_param1 > 0) {
-        room->xtimer.AddDeadLineTimerAndAttach
+    if (meta->i->width() > 0 && meta->int_param2 > 0) {
+        room->xtimer.AddRepeatTimerAndAttach
             (
              meta->int_param1 / FRAME_RATE_MS,
              a8::XParams()