diff --git a/gscats.2mg b/gscats.2mg
index 7670d8b..cb73e5a 100644
Binary files a/gscats.2mg and b/gscats.2mg differ
diff --git a/projectile.s b/projectile.s
index 72a856f..3b37de4 100644
--- a/projectile.s
+++ b/projectile.s
@@ -39,7 +39,7 @@ GRAVITY = $ffff	; 8.8 fixed point
 projectileTypes:
 	; Spit
 	.word 3			; Damage
-	.word 9		; Crater radius
+	.word 3 		; Crater radius
 	.word 4			; Frame 0
 	.word 5			; Frame 1
 	.word 6			; Frame 2
diff --git a/terrain.s b/terrain.s
index 58e3df4..99e6c84 100644
--- a/terrain.s
+++ b/terrain.s
@@ -63,7 +63,7 @@ renderTerrainDone:
 ;
 ; PARAML0 = X pos of center in pixels from logical left terrain edge
 ; PARAML1 = Y pos of center in pixels from bottom terrain edge
-; Y = Radius of circle, in pixels
+; Y = Radius of circle, in pixels (minimum is 3)
 ;
 ; Trashes SCRATCHL
 craterTerrain:
@@ -74,15 +74,19 @@ craterTerrain:
 	sbc PARAML0
 	sty SCRATCHL			; Center width in bytes
 	sbc SCRATCHL
+	sbc SCRATCHL
 	and #$fffe				; Force even
 	clc
 	adc #terrainData
 	sta PARAML0
 
+	tya
+	asl
+	tay
 	lda circleTable,y		; Look up circle data
 	sta SCRATCHL
 
-	tya						; Iterate over diameter
+	tya						; Iterate over diameter words
 	asl
 	tay