diff --git a/Content.Shared/StepTrigger/Systems/StepTriggerSystem.cs b/Content.Shared/StepTrigger/Systems/StepTriggerSystem.cs
index b4ac2cde75..d81ad754d1 100644
--- a/Content.Shared/StepTrigger/Systems/StepTriggerSystem.cs
+++ b/Content.Shared/StepTrigger/Systems/StepTriggerSystem.cs
@@ -59,7 +59,7 @@ public sealed class StepTriggerSystem : EntitySystem
 
         if (component.Blacklist != null && TryComp<MapGridComponent>(transform.GridUid, out var grid))
         {
-            var positon = _map.LocalToTile(uid, grid, transform.Coordinates);
+            var positon = _map.LocalToTile(transform.GridUid.Value, grid, transform.Coordinates);
             var anch = _map.GetAnchoredEntitiesEnumerator(uid, grid, positon);
 
             while (anch.MoveNext(out var ent))