diff --git a/code/ATMOSPHERICS/components/trinary_devices/filter.dm b/code/ATMOSPHERICS/components/trinary_devices/filter.dm
index d4f0724ffe2..c06e863406d 100755
--- a/code/ATMOSPHERICS/components/trinary_devices/filter.dm
+++ b/code/ATMOSPHERICS/components/trinary_devices/filter.dm
@@ -218,7 +218,7 @@
 	user.set_machine(src)
 	ui = SStgui.try_update_ui(user, src, ui_key, ui, force_open)
 	if(!ui)
-		ui = new(user, src, ui_key, "AtmosFilter", name, 380, 140, state = state)
+		ui = new(user, src, ui_key, "AtmosFilter", name, 380, 140, master_ui, state)
 		ui.open()
 
 /obj/machinery/atmospherics/trinary/filter/tgui_data(mob/user)
diff --git a/tgui/packages/tgui/interfaces/AtmosFilter.js b/tgui/packages/tgui/interfaces/AtmosFilter.js
index 9cab7ac9a14..37b99bfed7f 100644
--- a/tgui/packages/tgui/interfaces/AtmosFilter.js
+++ b/tgui/packages/tgui/interfaces/AtmosFilter.js
@@ -1,5 +1,5 @@
 import { useBackend } from "../backend";
-import { Button, Section, NumberInput, LabeledList, Box } from "../components";
+import { Button, Section, NumberInput, LabeledList } from "../components";
 import { Window } from "../layouts";
 
 export const AtmosFilter = (props, context) => {