diff --git a/code/controllers/subsystems/initialization/misc_late.dm b/code/controllers/subsystems/initialization/misc_late.dm
index 418539145ec..64861c35398 100644
--- a/code/controllers/subsystems/initialization/misc_late.dm
+++ b/code/controllers/subsystems/initialization/misc_late.dm
@@ -5,6 +5,9 @@ SUBSYSTEM_DEF(misc_late)
 	init_order = SS_INIT_MISC
 	flags = SS_NO_FIRE | SS_NO_DISPLAY
 
+	/// this is a list of things that fire when late misc init is called
+	var/list/late_misc_firers
+
 /datum/controller/subsystem/misc_late/Initialize(timeofday)
 	// Setup the teleport locs.
 	for(var/area/AR as anything in GLOB.the_station_areas)
@@ -27,9 +30,9 @@ SUBSYSTEM_DEF(misc_late)
 	populate_code_phrases()
 
 	// this covers mapped in drone fabs
-	for(var/atom/thing as anything in SSatoms.late_loaders)
+	for(var/atom/thing as anything in late_misc_firers)
 		thing.do_late_fire()
-		LAZYREMOVE(SSatoms.late_loaders, thing)
+		LAZYREMOVE(late_misc_firers, thing)
 
 	if (GLOB.config.use_forumuser_api)
 		update_admins_from_api(TRUE)
diff --git a/code/game/atoms.dm b/code/game/atoms.dm
index b9d15bf1f08..84aa0030f2e 100644
--- a/code/game/atoms.dm
+++ b/code/game/atoms.dm
@@ -729,7 +729,7 @@
 	if(SSticker.current_state == GAME_STATE_PLAYING)
 		do_late_fire()
 		return
-	LAZYADD(SSatoms.late_loaders, src)
+	LAZYADD(SSmisc_late.late_misc_firers, src)
 
 /atom/proc/do_late_fire()
 	return
diff --git a/code/modules/effects/maze_generation/maze_generator.dm b/code/modules/effects/maze_generation/maze_generator.dm
index df01c8e2162..4552fd1ee51 100644
--- a/code/modules/effects/maze_generation/maze_generator.dm
+++ b/code/modules/effects/maze_generation/maze_generator.dm
@@ -51,7 +51,7 @@ do { \
 	run_generator()
 
 /obj/effect/mazegen/generator/Destroy()
-	LAZYREMOVE(SSatoms.late_loaders, src)
+	LAZYREMOVE(SSmisc_late.late_misc_firers, src)
 	return ..()
 
 // "Push" a turf to the working "stack"
diff --git a/html/changelogs/geeves-matriarch_fix.yml b/html/changelogs/geeves-matriarch_fix.yml
new file mode 100644
index 00000000000..ed25b234a41
--- /dev/null
+++ b/html/changelogs/geeves-matriarch_fix.yml
@@ -0,0 +1,6 @@
+author: Geeves
+
+delete-after: True
+
+changes:
+  - bugfix: "Fixed the matriarch drone slot not opening correctly."
\ No newline at end of file