From 9a194939cdfd4388b130f7f2d16bc2fc514a08e8 Mon Sep 17 00:00:00 2001
From: Christoph Mellueh <=>
Date: Wed, 3 Jan 2024 13:42:14 +0100
Subject: [PATCH] turn list into tuple

---
 src/blenderbim/blenderbim/tool/loader.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/blenderbim/blenderbim/tool/loader.py b/src/blenderbim/blenderbim/tool/loader.py
index 37d95704c5..32952b461c 100644
--- a/src/blenderbim/blenderbim/tool/loader.py
+++ b/src/blenderbim/blenderbim/tool/loader.py
@@ -173,7 +173,7 @@ class Loader(blenderbim.core.tool.Loader):
                 if color_type == "IfcColourRgb":
                     bsdf.inputs["Base Color"].default_value = color_value + (1,)
                 else:  # "IfcNormalisedRatioMeasure"
-                    color_value = [v * color_value for v in surface_style["SurfaceColour"]]
+                    color_value = tuple(v * color_value for v in surface_style["SurfaceColour"])
                     bsdf.inputs["Base Color"].default_value = color_value + (1,)
 
             if surface_style["SpecularColour"]: