diff --git a/code/game/gamemodes/wizard/artefact.dm b/code/game/gamemodes/wizard/artefact.dm
index a5b8133c53..94ecac2b79 100644
--- a/code/game/gamemodes/wizard/artefact.dm
+++ b/code/game/gamemodes/wizard/artefact.dm
@@ -347,7 +347,7 @@
 	var/mob/living/carbon/last_user
 
 /obj/item/warpwhistle/proc/interrupted(mob/living/carbon/user)
-	if(!user || QDELETED(src))
+	if(!user || QDELETED(src) || user.notransform)
 		on_cooldown = FALSE
 		return TRUE
 	return FALSE