diff --git a/code/controllers/subsystem/blackbox.dm b/code/controllers/subsystem/blackbox.dm
index fa0b86a908..ecc5f3cc17 100644
--- a/code/controllers/subsystem/blackbox.dm
+++ b/code/controllers/subsystem/blackbox.dm
@@ -1,7 +1,8 @@
 SUBSYSTEM_DEF(blackbox)
 	name = "Blackbox"
 	wait = 6000
-	flags = SS_NO_TICK_CHECK
+	flags = SS_NO_TICK_CHECK | SS_NO_INIT
+	runlevels = RUNLEVEL_GAME | RUNLEVEL_POSTGAME
 
 	var/list/msg_common = list()
 	var/list/msg_science = list()