diff --git a/code/game/objects/effects/proximity.dm b/code/game/objects/effects/proximity.dm
index 5a38b29613b..cc3494c22d8 100644
--- a/code/game/objects/effects/proximity.dm
+++ b/code/game/objects/effects/proximity.dm
@@ -113,4 +113,5 @@
 /obj/effect/abstract/proximity_checker/Crossed(atom/movable/AM)
 	set waitfor = FALSE
 	. = ..()
-	monitor.hasprox_receiver.HasProximity(AM)
+	if(monitor)
+		monitor.hasprox_receiver.HasProximity(AM)
diff --git a/code/modules/fields/fields.dm b/code/modules/fields/fields.dm
index 3e401051499..e8e677e4d68 100644
--- a/code/modules/fields/fields.dm
+++ b/code/modules/fields/fields.dm
@@ -78,7 +78,7 @@
 
 /datum/proximity_monitor/advanced/proc/process_edge_turf(turf/T)
 
-/datum/proximity_monitor/advanced/New()
+/datum/proximity_monitor/advanced/New(atom/_host, range, _ignore_if_not_on_turf = TRUE)
 	if(requires_processing)
 		START_PROCESSING(SSfields, src)
 
diff --git a/code/modules/fields/peaceborg_dampener.dm b/code/modules/fields/peaceborg_dampener.dm
index 5a1f1491648..c743270d2f1 100644
--- a/code/modules/fields/peaceborg_dampener.dm
+++ b/code/modules/fields/peaceborg_dampener.dm
@@ -21,10 +21,10 @@
 	var/list/obj/projectile/staging
 	use_host_turf = TRUE
 
-/datum/proximity_monitor/advanced/peaceborg_dampener/New()
+/datum/proximity_monitor/advanced/peaceborg_dampener/New(atom/_host, range, _ignore_if_not_on_turf = TRUE)
 	tracked = list()
 	staging = list()
-	..()
+	return ..()
 
 /datum/proximity_monitor/advanced/peaceborg_dampener/Destroy()
 	return ..()