diff --git a/crafts.lua b/crafts.lua
index 7b4a408..2cba9da 100644
--- a/crafts.lua
+++ b/crafts.lua
@@ -207,7 +207,14 @@ core.register_node("mobs:mob_repellent", {
 	tiles = {"mobs_repellent.png"},
 	is_ground_content = false,
 	groups = {handy = 1, cracky = 3},
-	sounds = mobs.node_sound_stone_defaults()
+	sounds = mobs.node_sound_stone_defaults(),
+	on_punch = function(pos, node, player, pointed_thing)
+
+		if minetest.get_modpath("vizlib") and player
+		and player:get_wielded_item():get_name() == "" then
+			vizlib.draw_cube(pos, 16.5, {color = "#6f1a1a", player = player})
+		end
+	end
 })
 
 core.register_craft({
diff --git a/mod.conf b/mod.conf
index f6353e8..99a9327 100644
--- a/mod.conf
+++ b/mod.conf
@@ -1,4 +1,4 @@
 name = mobs
 description = Adds a mob api for mods to add animals or monsters etc.
-optional_depends = default, tnt, invisibility, lucky_block, cmi, toolranks, pathfinder, player_api, mtobjid, visual_harm_1ndicators, mcl_sounds, mesecons
+optional_depends = default, tnt, invisibility, lucky_block, cmi, toolranks, pathfinder, player_api, mtobjid, visual_harm_1ndicators, mcl_sounds, mesecons, vizlib
 min_minetest_version = 5.0
diff --git a/readme.MD b/readme.MD
index da27a32..65fb2bf 100644
--- a/readme.MD
+++ b/readme.MD
@@ -34,6 +34,7 @@ https://forum.minetest.net/viewtopic.php?f=11&t=9917
 * Fixed fall damage check when riding mob
 * Calculate damage before do_punch function called
 * Add function to check for dropped items and for mob to do something with them
+* Add vizlib support to draw mob repellent area when punched
 
 ### Version 1.61