diff --git a/code/__DEFINES/conflict.dm b/code/__DEFINES/conflict.dm
index 09be4793c552..87d437fe1649 100644
--- a/code/__DEFINES/conflict.dm
+++ b/code/__DEFINES/conflict.dm
@@ -200,6 +200,7 @@
 
 // human armor
 #define CLOTHING_ARMOR_NONE 0
+#define CLOTHING_ARMOR_VERYLOW 5
 #define CLOTHING_ARMOR_LOW 10
 #define CLOTHING_ARMOR_MEDIUMLOW 15
 #define CLOTHING_ARMOR_MEDIUM 20
diff --git a/code/modules/clothing/suits/marine_armor.dm b/code/modules/clothing/suits/marine_armor.dm
index e3da9e2f0d33..982d07ad2aeb 100644
--- a/code/modules/clothing/suits/marine_armor.dm
+++ b/code/modules/clothing/suits/marine_armor.dm
@@ -549,7 +549,7 @@ var/list/squad_colors_chat = list(rgb(230,125,125), rgb(255,230,80), rgb(255,150
 	armor_bullet = CLOTHING_ARMOR_HIGH
 	armor_energy = CLOTHING_ARMOR_LOW
 	armor_bomb = CLOTHING_ARMOR_LOW
-	armor_bio = CLOTHING_ARMOR_LOW
+	armor_bio = CLOTHING_ARMOR_VERYLOW
 	armor_rad = CLOTHING_ARMOR_NONE
 	armor_internaldamage = CLOTHING_ARMOR_MEDIUM
 	storage_slots = 1