diff --git a/arrows/dragonfire.lua b/arrows/dragonfire.lua
index 973789e..22438b0 100644
--- a/arrows/dragonfire.lua
+++ b/arrows/dragonfire.lua
@@ -6,12 +6,12 @@ minetest.register_entity(fname, {
 	velocity = 0.1,
 	damage = dmg,
 	collisionbox = {0, 0, 0, 0, 0, 0},
-	on_step = function(self, obj, pos)		
-		local remove = minetest.after(2, function() 
+	on_step = function(self, obj, pos)
+		local remove = minetest.after(2, function()
 		self.object:remove()
 		end)
 		local pos = self.object:get_pos()
-		local objs = minetest.get_objects_inside_radius({x=pos.x,y=pos.y,z=pos.z}, 2)	
+		local objs = minetest.get_objects_inside_radius({x=pos.x,y=pos.y,z=pos.z}, 2)
 			for k, obj in pairs(objs) do
 				if obj:get_luaentity() ~= nil then
 					if obj:get_luaentity().name ~= fname and obj:get_luaentity().name ~= "dmobs:dragon_red" and obj:get_luaentity().name ~= "dmobs:dragon_blue" and obj:get_luaentity().name ~= "dmobs:dragon_black" and obj:get_luaentity().name ~= "dmobs:dragon_green" and obj:get_luaentity().name ~= "dmobs:dragon_great_tame" and obj:get_luaentity().name ~= "__builtin:item" then
@@ -29,7 +29,7 @@ minetest.register_entity(fname, {
 								local p = {x=pos.x+dx, y=pos.y, z=pos.z+dz}
 								local t = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
 								local n = minetest.get_node(p).name
-								if n ~= fname and n ~="default:dirt_with_grass" and n ~="default:dirt_with_dry_grass" and n ~="default:stone"  then	
+								if n ~= fname and n ~="default:dirt_with_grass" and n ~="default:dirt_with_dry_grass" and n ~="default:stone"  then
 									if minetest.registered_nodes[n].groups.flammable --[[or math.random(1, 100) <= 1]] then
 										minetest.set_node(t, {name=replace_node})
 									self.object:remove()
@@ -43,24 +43,23 @@ minetest.register_entity(fname, {
 							end
 						end
 					end
-		local apos = self.object:get_pos()
-		local part = minetest.add_particlespawner(
-			6, --amount
-			0.3, --time
-			{x=apos.x-variance, y=apos.y-variance, z=apos.z-variance}, --minpos
-			{x=apos.x+variance, y=apos.y+variance, z=apos.z+variance}, --maxpos
-			{x=-0, y=-0, z=-0}, --minvel
-			{x=0, y=0, z=0}, --maxvel
-			{x=variance,y=-0.5-variance,z=variance}, --minacc
-			{x=0.5+variance,y=0.5+variance,z=0.5+variance}, --maxacc
-			0.1, --minexptime
-			0.3, --maxexptime
-			size, --minsize
-			size+2, --maxsize
-			false, --collisiondetection
-			texture --texture
-		)
-		
+		local apos = self.object:get_pos() ; if not apos then return end
+		minetest.add_particlespawner({
+			amount = 6,
+			time = 0.3,
+			minpos = {x=apos.x-variance, y=apos.y-variance, z=apos.z-variance},
+			maxpos = {x=apos.x+variance, y=apos.y+variance, z=apos.z+variance},
+			minvel = {x=-0, y=-0, z=-0},
+			maxvel = {x=0, y=0, z=0},
+			minacc = {x=variance,y=-0.5-variance,z=variance},
+			maxacc = {x=0.5+variance,y=0.5+variance,z=0.5+variance},
+			minexptime = 0.1,
+			maxexptime = 0.3,
+			minsize = size,
+			maxsize = size+2,
+			collisiondetection = false,
+			texture = texture
+		})
 	end,
 })
 end
diff --git a/mod.conf b/mod.conf
index a9812b9..9723dfe 100644
--- a/mod.conf
+++ b/mod.conf
@@ -1 +1,4 @@
 name = dmobs
+depends = default, mobs, wool
+optional_depends = farming, ethereal, caverealms
+description = Adds new monsters and animals into your world.