diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
index d192794ea95..2a29ca1b77b 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
@@ -2094,6 +2094,7 @@
     factions:
     - Passive
   - type: Temperature
+    atmosTemperatureTransferEfficiency: 0.04
     heatDamageThreshold: 335
     coldDamageThreshold: 230
     currentTemperature: 310.15