diff --git a/scenes/diagram/diagram.tscn b/scenes/diagram/diagram.tscn
index 6b0ee5ea..872022d9 100644
--- a/scenes/diagram/diagram.tscn
+++ b/scenes/diagram/diagram.tscn
@@ -16,7 +16,7 @@ shader_parameter/grid_line_width = 0.0025
 shader_parameter/rotation = 0.0
 shader_parameter/ffr = 0.15
 shader_parameter/sfr = 0.0
-shader_parameter/pfr = 0.013
+shader_parameter/pfr = 0.015
 shader_parameter/afr = 0.0
 shader_parameter/ant_band_m = PackedInt32Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)