diff --git a/src/kani.lua b/src/kani.lua
index e0862f1..f5d1047 100644
--- a/src/kani.lua
+++ b/src/kani.lua
@@ -37,6 +37,14 @@ local POWER_DAMAGE_LOOKUP <const> = {
    [4] = 10,
 }
 
+local SPEED_SIZE_LOOKUP <const> = {
+   [1] = 10,
+   [2] = 5,
+   [3] = 3,
+   [4] = 1,
+}
+
+
 class("Kani").extends(Entity)
 
 function Kani:init(ui)
@@ -117,7 +125,7 @@ function Kani:fire()
    local bullet = Bullet(
       POWER_SIZE_LOOKUP[self.weaponPower],
       POWER_DAMAGE_LOOKUP[self.weaponPower],
-      geom.vector2D.new(5,0),
+      geom.vector2D.new(SPEED_SIZE_LOOKUP[self.weaponPower],0),
       0x4
    )
    bullet:moveTo(self.x+16, self.y)