diff --git a/code/modules/research/designs/autolathe_designs.dm b/code/modules/research/designs/autolathe_designs.dm
index 8250e74cf61c..8e93541e31e2 100644
--- a/code/modules/research/designs/autolathe_designs.dm
+++ b/code/modules/research/designs/autolathe_designs.dm
@@ -562,6 +562,15 @@
 	build_path = /obj/item/assembly/signaler
 	category = list("initial", "T-Comm")
 
+/datum/design/mousetrap
+	name = "Mousetrap"
+	id = "mousetrap"
+	build_type = AUTOLATHE | PROTOLATHE
+	materials = list(MAT_METAL = 100)
+	build_path = /obj/item/assembly/mousetrap
+	category = list("initial", "Misc")
+	departmental_flags = DEPARTMENTAL_FLAG_SERVICE
+
 /datum/design/radio_headset
 	name = "Radio Headset"
 	id = "radio_headset"