diff --git a/src/Tools/SelectionTools/SelectionTool.gd b/src/Tools/SelectionTools/SelectionTool.gd
index 6774e9277..5aa3dba56 100644
--- a/src/Tools/SelectionTools/SelectionTool.gd
+++ b/src/Tools/SelectionTools/SelectionTool.gd
@@ -21,11 +21,7 @@ onready var hspinbox : SpinBox = find_node("HSpinBox")
 
 
 func _ready() -> void:
-	var select_rect : Rect2 = selection_node.big_bounding_rectangle
-	xspinbox.value = select_rect.position.x
-	yspinbox.value = select_rect.position.y
-	wspinbox.value = select_rect.size.x
-	hspinbox.value = select_rect.size.y
+	set_spinbox_values()
 
 
 func _input(event : InputEvent) -> void:
@@ -41,6 +37,19 @@ func _input(event : InputEvent) -> void:
 			_snap_to_grid = false
 
 
+func set_spinbox_values() -> void:
+	var select_rect : Rect2 = selection_node.big_bounding_rectangle
+	xspinbox.editable = !select_rect.has_no_area()
+	yspinbox.editable = !select_rect.has_no_area()
+	wspinbox.editable = !select_rect.has_no_area()
+	hspinbox.editable = !select_rect.has_no_area()
+
+	xspinbox.value = select_rect.position.x
+	yspinbox.value = select_rect.position.y
+	wspinbox.value = select_rect.size.x
+	hspinbox.value = select_rect.size.y
+
+
 func draw_start(position : Vector2) -> void:
 	if selection_node.arrow_key_move:
 		return
diff --git a/src/UI/Canvas/Selection.gd b/src/UI/Canvas/Selection.gd
index 9585f3193..16a1c1a54 100644
--- a/src/UI/Canvas/Selection.gd
+++ b/src/UI/Canvas/Selection.gd
@@ -229,10 +229,7 @@ func _big_bounding_rectangle_changed(value : Rect2) -> void:
 	big_bounding_rectangle = value
 	for slot in Tools._slots.values():
 		if slot.tool_node is SelectionTool:
-			slot.tool_node.xspinbox.value = value.position.x
-			slot.tool_node.yspinbox.value = value.position.y
-			slot.tool_node.wspinbox.value = value.size.x
-			slot.tool_node.hspinbox.value = value.size.y
+			slot.tool_node.set_spinbox_values()
 	update_gizmos()