diff --git a/code/game/machinery/airconditioner_vr.dm b/code/game/machinery/airconditioner_vr.dm
index 75b93fe90f..0d4f3b550f 100644
--- a/code/game/machinery/airconditioner_vr.dm
+++ b/code/game/machinery/airconditioner_vr.dm
@@ -45,7 +45,7 @@
 			disconnect_from_network()
 			turn_off()
 		return
-	if(I.is_multitool())
+	if(istype(I, /obj/item/device/multitool))
 		var/new_temp = input("Input a new target temperature, in degrees C.","Target Temperature", 20) as num
 		if(!Adjacent(user) || user.incapacitated())
 			return
diff --git a/code/modules/power/fusion/core/core_control.dm b/code/modules/power/fusion/core/core_control.dm
index 48e3a8c87c..0dca71a4d1 100644
--- a/code/modules/power/fusion/core/core_control.dm
+++ b/code/modules/power/fusion/core/core_control.dm
@@ -11,7 +11,7 @@
 
 /obj/machinery/computer/fusion_core_control/attackby(var/obj/item/thing, var/mob/user)
 	..()
-	if(thing.is_multitool()) //VOREStation Edit
+	if(istype(thing, /obj/item/device/multitool))
 		var/new_ident = input("Enter a new ident tag.", "Core Control", id_tag) as null|text
 		if(new_ident && user.Adjacent(src))
 			id_tag = new_ident
diff --git a/code/modules/power/fusion/fuel_assembly/fuel_control.dm b/code/modules/power/fusion/fuel_assembly/fuel_control.dm
index f0443b5425..6825f9ba37 100644
--- a/code/modules/power/fusion/fuel_assembly/fuel_control.dm
+++ b/code/modules/power/fusion/fuel_assembly/fuel_control.dm
@@ -96,7 +96,7 @@
 
 /obj/machinery/computer/fusion_fuel_control/attackby(var/obj/item/W, var/mob/user)
 	..()
-	if(W.is_multitool()) //VOREStation Edit
+	if(istype(W, /obj/item/device/multitool))
 		var/new_ident = input("Enter a new ident tag.", "Fuel Control", id_tag) as null|text
 		if(new_ident && user.Adjacent(src))
 			id_tag = new_ident
diff --git a/code/modules/power/fusion/gyrotron/gyrotron_control.dm b/code/modules/power/fusion/gyrotron/gyrotron_control.dm
index cf8cae9d41..958e03f06f 100644
--- a/code/modules/power/fusion/gyrotron/gyrotron_control.dm
+++ b/code/modules/power/fusion/gyrotron/gyrotron_control.dm
@@ -96,7 +96,7 @@
 
 /obj/machinery/computer/gyrotron_control/attackby(var/obj/item/W, var/mob/user)
 	..()
-	if(W.is_multitool()) //VOREStation Edit
+	if(istype(W, /obj/item/device/multitool))
 		var/new_ident = input("Enter a new ident tag.", "Gyrotron Control", id_tag) as null|text
 		if(new_ident && user.Adjacent(src))
 			id_tag = new_ident