diff --git a/Dockerfile b/Dockerfile
index ec3694c7e8..ad347079cd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM tgstation/byond:512.1488 as base
+FROM tgstation/byond:513.1490 as base
 
 FROM base as build_base
 
diff --git a/code/__DEFINES/citadel_defines.dm b/code/__DEFINES/citadel_defines.dm
index f557da49ba..e3cafd4613 100644
--- a/code/__DEFINES/citadel_defines.dm
+++ b/code/__DEFINES/citadel_defines.dm
@@ -15,7 +15,7 @@
 #define ui_boxvore	"EAST-5:22,SOUTH+1:6"
 
 //Filters
-#define CIT_FILTER_STAMINACRIT filter(type="drop_shadow", x=0, y=0, size=-3, border=0, color="#04080F")
+#define CIT_FILTER_STAMINACRIT filter(type="drop_shadow", x=0, y=0, size=-3, color="#04080F")
 
 //organ defines
 #define VAGINA_LAYER_INDEX		1
diff --git a/code/__DEFINES/misc.dm b/code/__DEFINES/misc.dm
index 77487ca839..4b76f41c61 100644
--- a/code/__DEFINES/misc.dm
+++ b/code/__DEFINES/misc.dm
@@ -490,7 +490,7 @@ GLOBAL_LIST_INIT(pda_reskins, list(PDA_SKIN_CLASSIC = 'icons/obj/pda.dmi', PDA_S
 #define PDAIMG(what) {"<span class="pda16x16 [#what]"></span>"}
 
 //Filters
-#define AMBIENT_OCCLUSION list("type"="drop_shadow","x"=0,"y"=-2,"size"=4,"border"=4,"color"="#04080FAA")
+#define AMBIENT_OCCLUSION list("type"="drop_shadow","x"=0,"y"=-2,"size"=4,"color"="#04080FAA")
 #define EYE_BLUR(size) list("type"="blur", "size"=size)
 #define GRAVITY_MOTION_BLUR list("type"="motion_blur","x"=0,"y"=0)
 
diff --git a/code/datums/components/phantomthief.dm b/code/datums/components/phantomthief.dm
index ff1c48936f..7afe64994f 100644
--- a/code/datums/components/phantomthief.dm
+++ b/code/datums/components/phantomthief.dm
@@ -7,33 +7,24 @@
 	var/filter_x
 	var/filter_y
 	var/filter_size
-	var/filter_border
 	var/filter_color
 
-/datum/component/wearertargeting/phantomthief/Initialize(_x = -2, _y = 0, _size = 0, _border = 0, _color = "#E62111", list/_valid_slots = list(SLOT_GLASSES))
+/datum/component/wearertargeting/phantomthief/Initialize(_x = -2, _y = 0, _size = 0, _color = "#E62111", list/_valid_slots = list(SLOT_GLASSES))
 	. = ..()
 	if(. == COMPONENT_INCOMPATIBLE)
 		return
 	filter_x = _x
 	filter_y = _y
 	filter_size = _size
-	filter_border = _border
 	filter_color = _color
 	valid_slots = _valid_slots
 
 /datum/component/wearertargeting/phantomthief/proc/handlefilterstuff(datum/source, mob/user, combatmodestate)
-	if(istype(user))
-		var/thefilter = filter(type = "drop_shadow", x = filter_x, y = filter_y, size = filter_size, border = filter_border, color = filter_color)
-		if(!combatmodestate)
-			user.filters -= thefilter
-		else
-			user.filters += thefilter
-
-/datum/component/wearertargeting/phantomthief/proc/stripdesiredfilter(mob/user)
-	if(istype(user))
-		var/thefilter = filter(type = "drop_shadow", x = filter_x, y = filter_y, size = filter_size, border = filter_border, color = filter_color)
-		user.filters -= thefilter
+	if(!combatmodestate)
+		user.remove_filter("phantomthief")
+	else
+		user.add_filter("phantomthief", 4, list(type = "drop_shadow", x = filter_x, y = filter_y, size = filter_size, color = filter_color))
 
 /datum/component/wearertargeting/phantomthief/on_drop(datum/source, mob/user)
 	. = ..()
-	stripdesiredfilter(user)
+	user.remove_filter("phantomthief")