Index: board.c
===================================================================
--- board.c	(revision 30916)
+++ board.c	(revision 30917)
@@ -179,7 +179,7 @@
 	/* copy default settings */
 	for (i = 0; i < PCB_MAX_LAYER; i++)
 		if (force || (ptr->Data->Layer[i].meta.real.color.str[0] == '\0'))
-			memcpy(&ptr->Data->Layer[i].meta.real.color, pcb_layer_default_color(i, pcb_layer_flags(ptr, i)), sizeof(pcb_color_t));
+			memcpy(&ptr->Data->Layer[i].meta.real.color, pcb_layer_default_color(i, pcb_layer_flags(ptr, i)), sizeof(rnd_color_t));
 }
 
 typedef struct {