diff --git a/Scripts/Global.gd b/Scripts/Global.gd
index 671b6440d..ea1716b30 100644
--- a/Scripts/Global.gd
+++ b/Scripts/Global.gd
@@ -164,8 +164,8 @@ var right_brush_size_edit : SpinBox
 
 var left_color_interpolation_container : Container
 var right_color_interpolation_container : Container
-var left_interpolate_slider : HSlider
-var right_interpolate_slider : HSlider
+var left_interpolate_slider : SpinBox
+var right_interpolate_slider : SpinBox
 
 var left_fill_area_container : Container
 var right_fill_area_container : Container