diff --git a/code/game/objects/effects/proximity.dm b/code/game/objects/effects/proximity.dm
index 8fabe3fce0..8a6893c887 100644
--- a/code/game/objects/effects/proximity.dm
+++ b/code/game/objects/effects/proximity.dm
@@ -73,6 +73,7 @@
 	checkers = checkers_local
 
 /obj/effect/abstract/proximity_checker
+	invisibility = INVISIBILITY_ABSTRACT
 	var/datum/proximity_monitor/monitor
 
 /obj/effect/abstract/proximity_checker/Initialize(mapload, datum/proximity_monitor/_monitor)
@@ -94,4 +95,4 @@
 		return
 	var/atom/H = M.host
 	testing("HasProx: [H] -> [AM]")
-	H.HasProximity(AM)
\ No newline at end of file
+	H.HasProximity(AM)