diff --git a/code/game/machinery/doors/airlock.dm b/code/game/machinery/doors/airlock.dm
index 97558066e96..2665a5f1497 100644
--- a/code/game/machinery/doors/airlock.dm
+++ b/code/game/machinery/doors/airlock.dm
@@ -13,6 +13,10 @@
 	power_channel = ENVIRON
 
 	explosion_resistance = 10
+	
+	// Doors do their own stuff
+	bullet_vulnerability = 0
+	
 	var/aiControlDisabled = 0 //If 1, AI control is disabled until the AI hacks back in and disables the lock. If 2, the AI has bypassed the lock. If -1, the control is enabled but the AI had bypassed it earlier, so if it is disabled again the AI would have no trouble getting back in.
 	var/hackProof = 0 // if 1, this door can't be hacked by the AI
 	var/electrified_until = 0			//World time when the door is no longer electrified. -1 if it is permanently electrified until someone fixes it.