diff --git a/code/game/machinery/doors/airlock.dm b/code/game/machinery/doors/airlock.dm
index 36fa45f99d5..12d038aa1e5 100644
--- a/code/game/machinery/doors/airlock.dm
+++ b/code/game/machinery/doors/airlock.dm
@@ -178,11 +178,6 @@ Airlock index -> wire color are { 9, 4, 6, 7, 5, 8, 1, 2, 3 }.
 			doortype = 15
 			glass = 1
 
-/obj/machinery/door/airlock/mining
-	name = "Mining Airlock"
-	icon = 'Doormining.dmi'
-	doortype = 18
-
 
 		glass_security
 			name = "Maintenance Hatch"
diff --git a/code/game/objects/door_assembly.dm b/code/game/objects/door_assembly.dm
index 7d3db50d907..22d53ef572a 100644
--- a/code/game/objects/door_assembly.dm
+++ b/code/game/objects/door_assembly.dm
@@ -69,15 +69,6 @@ obj/structure/door_assembly
 			glass = 1
 			icon_state = "door_as_geng1"
 
-	door_assembly_min
-		name = "Mining Airlock Assembly"
-		icon_state = "door_as_min1"
-		airlock_type = /obj/machinery/door/airlock/mining
-		anchored = 1
-		density = 1
-		state = 1
-		glass = 0
-
 	door_assembly_med
 		name = "Medical Airlock Assembly"
 		icon_state = "door_as_med1"