diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index ce9cdaa5d2..dddf4cc7d9 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -2770,19 +2770,16 @@ bool PartPlate::check_outside(int obj_id, int instance_id, BoundingBoxf3* boundi
 		plate_box.min.z() += instance_box.min.z(); // not considering outsize if sinking
 
 	if (instance_box.min.z() < SINKING_Z_THRESHOLD) {
-		// Orca: For sinking object, we use a more expensive algorithm so part below build plate won't be considered
-		// m_plater is null in CLI mode.
-		if (m_plater && plate_box.intersects(instance_box)) {
-			// TODO: FIXME: this does not take exclusion area into account
-            const BuildVolume build_volume(get_shape(), m_plater->build_volume().printable_height(), m_extruder_areas, m_extruder_heights);
-			const auto state = instance->calc_print_volume_state(build_volume);
-			outside = state == ModelInstancePVS_Partly_Outside;
-		}
-	}
-	else
-	if (plate_box.contains(instance_box))
-	{
-		if (m_exclude_bounding_box.size() > 0)
+        // For sinking object, we use a more expensive algorithm so part below build plate won't be considered.
+        // m_height mirrors the printer's printable height independent of m_plater, so this runs in CLI too.
+        if (plate_box.intersects(instance_box)) {
+            // TODO: FIXME: this does not take exclusion area into account
+            const BuildVolume build_volume(get_shape(), m_height, m_extruder_areas, m_extruder_heights);
+            const auto state = instance->calc_print_volume_state(build_volume);
+            outside          = state == ModelInstancePVS_Partly_Outside;
+        }
+    } else if (plate_box.contains(instance_box)) {
+        if (m_exclude_bounding_box.size() > 0)
 		{
 			Polygon hull = instance->convex_hull_2d();
 			int index;
@@ -2800,9 +2797,9 @@ bool PartPlate::check_outside(int obj_id, int instance_id, BoundingBoxf3* boundi
 		}
 		else
 			outside = false;
-	}
+    }
 
-	return outside;
+    return outside;
 }
 
 //judge whether instance is intesected with plate or not