diff --git a/scad/conf/colors.scad b/scad/conf/colors.scad
index 957d172..24b6c01 100644
--- a/scad/conf/colors.scad
+++ b/scad/conf/colors.scad
@@ -33,7 +33,7 @@ dibond_grey                     = [0.5, 0.5, 0.5, 1    ];
 rod_color                        = grey80;
 studding_color                   = grey50;
 tubing_color                     = [0.8, 0.8, 0.8, 0.75 ];
-nut_grey                         = grey70;
+nut_color                        = grey70;
 soft_washer_color                = grey20;
 hard_washer_color                = grey80;
 star_washer_color                = [0.8, 0.8, 0.4];