diff --git a/code/__DEFINES/subsystems.dm b/code/__DEFINES/subsystems.dm
index e1cb2d5d972..6c6a9b553c8 100644
--- a/code/__DEFINES/subsystems.dm
+++ b/code/__DEFINES/subsystems.dm
@@ -142,36 +142,37 @@
 // Subsystem fire priority, from lowest to highest priority
 // If the subsystem isn't listed here it's either DEFAULT or PROCESS (if it's a processing subsystem child)
 
-#define FIRE_PRIORITY_PING				10
-#define FIRE_PRIORITY_IDLE_NPC			10
-#define FIRE_PRIORITY_SERVER_MAINT		10
-#define FIRE_PRIORITY_RESEARCH			10
-#define FIRE_PRIORITY_VIS				10
-#define FIRE_PRIORITY_GARBAGE			20
-#define FIRE_PRIORITY_WET_FLOORS		30
-#define FIRE_PRIORITY_AIR				30
-#define FIRE_PRIORITY_NPC				30
-#define FIRE_PRIORITY_PROCESS			40
-#define FIRE_PRIORITY_THROWING			40
-#define FIRE_PRIORITY_SPACEDRIFT		50
-#define FIRE_PRIORITY_FIELDS			50
-#define FIRE_PRIOTITY_SMOOTHING			60
-#define FIRE_PRIORITY_NETWORKS			70
-#define FIRE_PRIORITY_OBJ				70
-#define FIRE_PRIORITY_ACID				70
-#define FIRE_PRIOTITY_BURNING			70
-#define FIRE_PRIORITY_DEFAULT			80
-#define FIRE_PRIORITY_PARALLAX			90
-#define FIRE_PRIORITY_MOBS				100
-#define FIRE_PRIORITY_TGUI				110
-#define FIRE_PRIORITY_TICKER			120
-#define FIRE_PRIORITY_ATMOS_ADJACENCY	130
-#define FIRE_PRIORITY_CHAT				140
-#define FIRE_PRIORITY_RUNECHAT			150
-#define FIRE_PRIORITY_OVERLAYS			160
-#define FIRE_PRIORITY_EXPLOSIONS		170
-#define FIRE_PRIORITY_TIMER				180
-#define FIRE_PRIORITY_INPUT				190 // This must always always be the max highest priority. Player input must never be lost.
+#define FIRE_PRIORITY_PING			10
+#define FIRE_PRIORITY_IDLE_NPC		10
+#define FIRE_PRIORITY_SERVER_MAINT	10
+#define FIRE_PRIORITY_RESEARCH		10
+#define FIRE_PRIORITY_VIS			10
+#define FIRE_PRIORITY_GARBAGE		15
+#define FIRE_PRIORITY_WET_FLOORS	20
+#define FIRE_PRIORITY_AIR			20
+#define FIRE_PRIORITY_NPC			20
+#define FIRE_PRIORITY_PROCESS		25
+#define FIRE_PRIORITY_THROWING		25
+#define FIRE_PRIORITY_SPACEDRIFT	30
+#define FIRE_PRIORITY_FIELDS		30
+#define FIRE_PRIOTITY_SMOOTHING		35
+#define FIRE_PRIORITY_NETWORKS		40
+#define FIRE_PRIORITY_OBJ			40
+#define FIRE_PRIORITY_ACID			40
+#define FIRE_PRIOTITY_BURNING		40
+#define FIRE_PRIORITY_DEFAULT		50
+#define FIRE_PRIORITY_PARALLAX		65
+#define FIRE_PRIORITY_MOBS			100
+#define FIRE_PRIORITY_TGUI			110
+#define FIRE_PRIORITY_TICKER		200
+#define FIRE_PRIORITY_ATMOS_ADJACENCY	300
+#define FIRE_PRIORITY_CHAT			400
+#define FIRE_PRIORITY_RUNECHAT		410
+#define FIRE_PRIORITY_OVERLAYS		500
+#define FIRE_PRIORITY_EXPLOSIONS	666
+#define FIRE_PRIORITY_TIMER			700
+#define FIRE_PRIORITY_INPUT			1000 // This must always always be the max highest priority. Player input must never be lost.
+
 
 // SS runlevels