diff --git a/code/__DEFINES/mobs.dm b/code/__DEFINES/mobs.dm
index a82eb4405b2..9ab5278399a 100644
--- a/code/__DEFINES/mobs.dm
+++ b/code/__DEFINES/mobs.dm
@@ -271,6 +271,7 @@
 /// Combined brute and burn damage states on a human's head after which they become disfigured
 #define HUMAN_DISFIGURATION_HEAD_DAMAGE_STATES 3
 
+/// Lung temperature defines
 #define HEAT_DAMAGE_LEVEL_1 1 //Amount of damage applied when your body temperature just passes the 360.15k safety point
 #define HEAT_DAMAGE_LEVEL_2 1.5 //Amount of damage applied when your body temperature passes the 400K point
 #define HEAT_DAMAGE_LEVEL_3 4 //Amount of damage applied when your body temperature passes the 460K point and you are on fire
@@ -288,6 +289,14 @@
 #define COLD_GAS_DAMAGE_LEVEL_2 1.5 //Amount of damage applied when the current breath's temperature passes the 200K point
 #define COLD_GAS_DAMAGE_LEVEL_3 3 //Amount of damage applied when the current breath's temperature passes the 120K point
 
+/// These are for the default lungs
+#define COLD_LEVEL_1_THRESHOLD 260
+#define COLD_LEVEL_2_THRESHOLD 200
+#define COLD_LEVEL_3_THRESHOLD 120
+#define HEAT_LEVEL_1_THRESHOLD 360
+#define HEAT_LEVEL_2_THRESHOLD 400
+#define HEAT_LEVEL_3_THRESHOLD 1000
+
 //Brain Damage defines
 #define BRAIN_DAMAGE_MILD 20
 #define BRAIN_DAMAGE_ASYNC_BLINKING 60
diff --git a/code/modules/surgery/organs/internal/lungs/_lungs.dm b/code/modules/surgery/organs/internal/lungs/_lungs.dm
index 8e0472d271d..fda2762d9ee 100644
--- a/code/modules/surgery/organs/internal/lungs/_lungs.dm
+++ b/code/modules/surgery/organs/internal/lungs/_lungs.dm
@@ -92,18 +92,18 @@
 	var/tritium_irradiation_probability_max = 60
 
 	var/cold_message = "your face freezing and an icicle forming"
-	var/cold_level_1_threshold = 260
-	var/cold_level_2_threshold = 200
-	var/cold_level_3_threshold = 120
+	var/cold_level_1_threshold = COLD_LEVEL_1_THRESHOLD
+	var/cold_level_2_threshold = COLD_LEVEL_2_THRESHOLD
+	var/cold_level_3_threshold = COLD_LEVEL_3_THRESHOLD
 	var/cold_level_1_damage = COLD_GAS_DAMAGE_LEVEL_1 //Keep in mind with gas damage levels, you can set these to be negative, if you want someone to heal, instead.
 	var/cold_level_2_damage = COLD_GAS_DAMAGE_LEVEL_2
 	var/cold_level_3_damage = COLD_GAS_DAMAGE_LEVEL_3
 	var/cold_damage_type = BURN
 
 	var/hot_message = "your face burning and a searing heat"
-	var/heat_level_1_threshold = 360
-	var/heat_level_2_threshold = 400
-	var/heat_level_3_threshold = 1000
+	var/heat_level_1_threshold = HEAT_LEVEL_1_THRESHOLD
+	var/heat_level_2_threshold = HEAT_LEVEL_2_THRESHOLD
+	var/heat_level_3_threshold = HEAT_LEVEL_3_THRESHOLD
 	var/heat_level_1_damage = HEAT_GAS_DAMAGE_LEVEL_1
 	var/heat_level_2_damage = HEAT_GAS_DAMAGE_LEVEL_2
 	var/heat_level_3_damage = HEAT_GAS_DAMAGE_LEVEL_3
@@ -974,9 +974,9 @@
 	safe_oxygen_min = 13
 	emp_vulnerability = 20
 
-	cold_level_1_threshold = 200
-	cold_level_2_threshold = 140
-	cold_level_3_threshold = 100
+	cold_level_1_threshold = COLD_LEVEL_1_THRESHOLD - 60
+	cold_level_2_threshold = COLD_LEVEL_2_THRESHOLD - 60
+	cold_level_3_threshold = COLD_LEVEL_3_THRESHOLD - 20
 
 /obj/item/organ/lungs/cybernetic/surplus
 	name = "surplus prosthetic lungs"
@@ -1101,8 +1101,8 @@
 	icon_state = "lungs_ethereal"
 	breath_noise = "a low fluorescent hum"
 	heat_level_1_threshold = FIRE_MINIMUM_TEMPERATURE_TO_SPREAD // 150C or 433k, in line with ethereal max safe body temperature
-	heat_level_2_threshold = 473
-	heat_level_3_threshold = 1073
+	heat_level_2_threshold = HEAT_LEVEL_2_THRESHOLD + 73
+	heat_level_3_threshold = HEAT_LEVEL_3_THRESHOLD + 73
 
 /obj/item/organ/lungs/ethereal/ethereal_smoker
 	name = "smoker aeration reticulum"