diff --git a/code/modules/mob/mob.dm b/code/modules/mob/mob.dm
index 41d0d9aa8af..8eb59b8ad5a 100644
--- a/code/modules/mob/mob.dm
+++ b/code/modules/mob/mob.dm
@@ -1343,10 +1343,6 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 /mob/proc/can_resist()
 	return FALSE		//overridden in living.dm
 
-#define SPIN_DIRECTION_CLOCKWISE 0
-#define SPIN_DIRECTION_COUNTERCLOCKWISE 1
-#define SPIN_DIRECTION_RANDOM 2
-
 /mob/proc/spin(spintime, speed)
 	set waitfor = 0
 	if(!spintime || !speed || spintime > 100)
@@ -1360,10 +1356,6 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 		else
 			dir = turn(dir, -90)
 
-#undef SPIN_DIRECTION_CLOCKWISE
-#undef SPIN_DIRECTION_COUNTERCLOCKWISE
-#undef SPIN_DIRECTION_RANDOM
-
 /mob/proc/is_literate()
 	return FALSE