diff --git a/src/Tools/SelectionShape.gd b/src/Tools/SelectionShape.gd
index 34b7579..cc9790c 100644
--- a/src/Tools/SelectionShape.gd
+++ b/src/Tools/SelectionShape.gd
@@ -202,6 +202,8 @@ func select_rect(merge := true) -> void:
 		queue_free()
 		return
 	merge_multiple_selections(merge)
+	if not merge:
+		queue_free()
 #	var undo_data = _get_undo_data(false)
 #	Global.current_project.selected_rect = _selected_rect
 #	commit_undo("Rectangle Select", undo_data)
@@ -226,13 +228,15 @@ func merge_multiple_selections(merge := true) -> void:
 				self.local_selected_pixels = selected_pixels_copy
 		else:
 			var arr = Geometry.clip_polygons_2d(selection.polygon, polygon)
-			if arr.size() == 1: # if the selections intersect
+			if arr.size() == 0: # if the new selection completely overlaps the current
+				selection.queue_free()
+			elif arr.size() == 1: # if the selections intersect
 				selection.set_polygon(arr[0])
 				var selected_pixels_copy = selection.local_selected_pixels.duplicate()
 				for pixel in local_selected_pixels:
 					selected_pixels_copy.erase(pixel)
 				selection.local_selected_pixels = selected_pixels_copy
-				queue_free()
+
 
 func move_start(move_pixel : bool) -> void:
 	if not move_pixel: