diff --git a/code/modules/projectiles/boxes_magazines/external_mag.dm b/code/modules/projectiles/boxes_magazines/external_mag.dm
index 11112ec974..8e1884ff2d 100644
--- a/code/modules/projectiles/boxes_magazines/external_mag.dm
+++ b/code/modules/projectiles/boxes_magazines/external_mag.dm
@@ -52,16 +52,31 @@
 
 /obj/item/ammo_box/magazine/wt550m9/wtap
 	name = "wt550 magazine (Armour Piercing 4.6x30mm)"
+	icon_state = "46x30mmtA-20"
 	ammo_type = /obj/item/ammo_casing/c46x30mmap
 
+/obj/item/ammo_box/magazine/wt550m9/wtap/update_icon()
+	..()
+	icon_state = "46x30mmtA-[round(ammo_count(),4)]"
+
 /obj/item/ammo_box/magazine/wt550m9/wttx
 	name = "wt550 magazine (Toxin Tipped 4.6x30mm)"
+	icon_state = "46x30mmtT-20"
 	ammo_type = /obj/item/ammo_casing/c46x30mmtox
 
+/obj/item/ammo_box/magazine/wt550m9/wttx/update_icon()
+	..()
+	icon_state = "46x30mmtT-[round(ammo_count(),4)]"
+
 /obj/item/ammo_box/magazine/wt550m9/wtic
 	name = "wt550 magazine (Incindiary 4.6x30mm)"
+	icon_state = "46x30mmtI-20"
 	ammo_type = /obj/item/ammo_casing/c46x30mminc
 
+/obj/item/ammo_box/magazine/wt550m9/wtic/update_icon()
+	..()
+	icon_state = "46x30mmtI-[round(ammo_count(),4)]"
+
 /obj/item/ammo_box/magazine/uzim9mm
 	name = "uzi magazine (9mm)"
 	icon_state = "uzi9mm-32"
diff --git a/icons/obj/ammo.dmi b/icons/obj/ammo.dmi
index 87d4e5ed22..33149a3e2e 100644
Binary files a/icons/obj/ammo.dmi and b/icons/obj/ammo.dmi differ