diff --git a/code/modules/mob/new_player/preferences_setup.dm b/code/modules/mob/new_player/preferences_setup.dm
index 12295453f07..3acc97bba80 100644
--- a/code/modules/mob/new_player/preferences_setup.dm
+++ b/code/modules/mob/new_player/preferences_setup.dm
@@ -211,7 +211,7 @@
 	if(Y)\
 		I.Shift(NORTH, Y);\
 
-/datum/preferences/proc/update_preview_icon(var/for_observer=0)		// seriously. This is horrendous.
+/datum/preferences/proc/update_preview_icon(for_observer = FALSE)	// seriously. This is horrendous.
 	qdel(preview_icon_front)
 	qdel(preview_icon_side)
 	qdel(preview_icon)