diff --git a/mods/d2k/weapons.yaml b/mods/d2k/weapons.yaml
index 31475611c9..051ba81511 100644
--- a/mods/d2k/weapons.yaml
+++ b/mods/d2k/weapons.yaml
@@ -318,15 +318,15 @@ DevBullet:
 		Damage: 40
 
 227mm: 
-	ROF: 110
-	Range: 11
+	ROF: 90
+	Range: 10
 	MinRange: 4
-	Burst: 2
-	BurstDelay: 2
+	Burst: 4
+	BurstDelay: 15
 	Report: MISSLE1
 	ValidTargets: Ground
 	Projectile: Bullet
-		Speed: 20
+		Speed: 24
 		Arm: 5
 		High: yes
 		Shadow: yes
@@ -338,16 +338,16 @@ DevBullet:
 	Warhead:
 		Spread: 8
 		Versus: 
-			None: 20%
-			Wood: 100%
-			Light: 65%
-			Heavy: 75%
+			None: 25%
+			Wood: 50%
+			Light: 100%
+			Heavy: 80%
 		InfDeath: 4
 		Explosion: large_explosion
 		WaterExplosion: med_splash
 		ImpactSound: explsml1
 		SmudgeType: SandCrater, RockCrater
-		Damage: 75
+		Damage: 50
 
 FakeMissile:
 	ROF: 120