diff --git a/Defs/Ammo/Advanced/12GaugeCharged.xml b/Defs/Ammo/Advanced/12GaugeCharged.xml
index 8a2cacf2ec..3e747714cf 100644
--- a/Defs/Ammo/Advanced/12GaugeCharged.xml
+++ b/Defs/Ammo/Advanced/12GaugeCharged.xml
@@ -27,7 +27,7 @@
 		<description>Multi-pellet charge shot cartridge designed for shotgun-type weapons.</description>
 		<statBases>
 			<Mass>0.047</Mass>
-			<Bulk>0.08</Bulk>
+			<Bulk>0.06</Bulk>
 		</statBases>
 		<tradeTags>
 			<li>CE_AutoEnableTrade</li>
@@ -103,7 +103,7 @@
 					<amount>3</amount>
 				</li>
 			</secondaryDamage>
-			<armorPenetrationSharp>8</armorPenetrationSharp>
+			<armorPenetrationSharp>10</armorPenetrationSharp>
 			<armorPenetrationBlunt>14.4</armorPenetrationBlunt>
 			<pelletCount>6</pelletCount>
 			<spreadMult>8.9</spreadMult>
@@ -121,10 +121,10 @@
 			<secondaryDamage>
 				<li>
 					<def>Bomb_Secondary</def>
-					<amount>12</amount>
+					<amount>15</amount>
 				</li>
 			</secondaryDamage>
-			<armorPenetrationSharp>10</armorPenetrationSharp>
+			<armorPenetrationSharp>15</armorPenetrationSharp>
 			<armorPenetrationBlunt>90</armorPenetrationBlunt>
 		</projectile>
 	</ThingDef>
@@ -140,7 +140,7 @@
 					<amount>5</amount>
 				</li>
 			</secondaryDamage>
-			<armorPenetrationSharp>8</armorPenetrationSharp>
+			<armorPenetrationSharp>12.5</armorPenetrationSharp>
 			<armorPenetrationBlunt>14.4</armorPenetrationBlunt>
 			<pelletCount>6</pelletCount>
 			<spreadMult>8.9</spreadMult>