diff --git a/code/modules/recycling/disposal.dm b/code/modules/recycling/disposal.dm
index b4dbfb8d6af..d772dde64c5 100644
--- a/code/modules/recycling/disposal.dm
+++ b/code/modules/recycling/disposal.dm
@@ -177,6 +177,13 @@
 
 	if(istype(I, /obj/item/storage) && length(I.contents) && user.a_intent != I_HURT)
 		var/obj/item/storage/S = I
+
+		if(istype(S, /obj/item/storage/secure))
+			var/obj/item/storage/secure/secured_storage = S
+			if(secured_storage.locked)
+				to_chat(user, SPAN_WARNING("You can't empty \the [secured_storage] into \the [src]. It is locked."))
+				return TRUE
+
 		user.visible_message("<b>[user]</b> empties \the [S] into \the [src].", SPAN_NOTICE("You empty \the [S] into \the [src]."), range = 3)
 		for(var/obj/item/O in S.contents)
 			S.remove_from_storage(O, src)
diff --git a/html/changelogs/harryob-disposalbriefcase.yml b/html/changelogs/harryob-disposalbriefcase.yml
new file mode 100644
index 00000000000..bfbf47c19d7
--- /dev/null
+++ b/html/changelogs/harryob-disposalbriefcase.yml
@@ -0,0 +1,6 @@
+author: harryob
+
+delete-after: True
+
+changes:
+  - bugfix: "Disposal units no longer bypass high tech locking devices."