diff --git a/Resources/Prototypes/Damage/modifier_sets.yml b/Resources/Prototypes/Damage/modifier_sets.yml
index 8268113ca1..6750b22e05 100644
--- a/Resources/Prototypes/Damage/modifier_sets.yml
+++ b/Resources/Prototypes/Damage/modifier_sets.yml
@@ -7,6 +7,7 @@
     Shock: 1.2
   flatReductions:
     Blunt: 5
+    Heat: 5
 
 # Like metallic, but without flat reduction so it can be damaged with fists.
 - type: damageModifierSet
diff --git a/Resources/Prototypes/Entities/Structures/Walls/asteroid.yml b/Resources/Prototypes/Entities/Structures/Walls/asteroid.yml
index 7e0a25cfad..c78b57c323 100644
--- a/Resources/Prototypes/Entities/Structures/Walls/asteroid.yml
+++ b/Resources/Prototypes/Entities/Structures/Walls/asteroid.yml
@@ -15,11 +15,12 @@
     state: full
   - type: Damageable
     damageContainer: Inorganic
+    damageModifierSet: Metallic
   - type: Destructible
     thresholds:
     - trigger:
         !type:DamageTrigger
-        damage: 100
+        damage: 150
       behaviors:
       - !type:DoActsBehavior
         acts: ["Destruction"]