diff --git a/code/modules/events/nightmare.dm b/code/modules/events/nightmare.dm
index 698f5130f1..97a10c930a 100644
--- a/code/modules/events/nightmare.dm
+++ b/code/modules/events/nightmare.dm
@@ -3,6 +3,7 @@
 	typepath = /datum/round_event/ghost_role/nightmare
 	max_occurrences = 1
 	min_players = 20
+	gamemode_blacklist = list("dynamic")
 
 /datum/round_event/ghost_role/nightmare
 	minimum_required = 1