diff --git a/1.2/Defs/ThingDef/ThingDef_Weapons.xml b/1.2/Defs/ThingDef/ThingDef_Weapons.xml
index 5ba0f48..c46da06 100644
--- a/1.2/Defs/ThingDef/ThingDef_Weapons.xml
+++ b/1.2/Defs/ThingDef/ThingDef_Weapons.xml
@@ -597,6 +597,7 @@
       <damageDef>Bullet</damageDef>
       <damageAmountBase>40</damageAmountBase>
       <stoppingPower>3</stoppingPower>
+      <armorPenetrationBase>0.70</armorPenetrationBase>
       <speed>100</speed>
     </projectile>
     <graphicData>