diff --git a/mods/ITEMS/mcl_potions/init.lua b/mods/ITEMS/mcl_potions/init.lua
index 2e6d86e92f..3a6b3b1b2d 100644
--- a/mods/ITEMS/mcl_potions/init.lua
+++ b/mods/ITEMS/mcl_potions/init.lua
@@ -324,7 +324,7 @@ local output_table = {
 local enhancement_table = {}
 local extension_table = {}
 local potions = {"awkward", "mundane", "thick"}
-for i, potion in ipairs({"healing","harming","swiftness","leaping","poison","regeneration","invisibility","weakness","water_breathing","night_vision"}) do
+for i, potion in ipairs({"healing","harming","swiftness","slowness","leaping","poison","regeneration","invisibility","weakness","water_breathing","night_vision"}) do
 
 		table.insert(potions, potion)
 
diff --git a/mods/ITEMS/mcl_potions/potions.lua b/mods/ITEMS/mcl_potions/potions.lua
index 0f387f2a33..59ed56a730 100644
--- a/mods/ITEMS/mcl_potions/potions.lua
+++ b/mods/ITEMS/mcl_potions/potions.lua
@@ -316,6 +316,29 @@ minetest.register_craftitem("mcl_potions:slowness_plus", {
 	end,
 })
 
+minetest.register_craftitem("mcl_potions:slowness_2", {
+	description = S("Slowness Potion IV"),
+	_doc_items_longdesc = brewhelp,
+	wield_image = potion_image("#000090"),
+	inventory_image = potion_image("#000090"),
+	groups = { brewitem=1, food=3, can_eat_when_full=1, not_in_creative_inventory=0 },
+	stack_max = 1,
+
+	on_place = function(itemstack, user, pointed_thing)
+		mcl_potions.swiftness_func(user, 0.40, 20)
+		minetest.do_item_eat(0, "mcl_potions:glass_bottle", itemstack, user, pointed_thing)
+		mcl_potions._use_potion(itemstack, user, "#000090")
+		return itemstack
+	end,
+
+	on_secondary_use = function(itemstack, user, pointed_thing)
+		mcl_potions.swiftness_func(user, 0.40, 20)
+		minetest.do_item_eat(0, "mcl_potions:glass_bottle", itemstack, user, pointed_thing)
+		mcl_potions._use_potion(itemstack, user, "#000090")
+		return itemstack
+	end,
+})
+
 
 minetest.register_craftitem("mcl_potions:leaping", {
 	description = S("Leaping Potion"),
diff --git a/mods/ITEMS/mcl_potions/splash.lua b/mods/ITEMS/mcl_potions/splash.lua
index 4e5b910957..1cc0016d51 100644
--- a/mods/ITEMS/mcl_potions/splash.lua
+++ b/mods/ITEMS/mcl_potions/splash.lua
@@ -137,10 +137,14 @@ register_splash("swiftness_plus", "Splash Swiftness +", "#00BBBB", {
 		potion_fun = function(player, redx) mcl_potions.swiftness_func(player, 1.2, 360*redx) end
 })
 
-register_splash("slowness", "Splash Slowness ", "#000080", {
+register_splash("slowness", "Splash Slowness", "#000080", {
 		potion_fun = function(player, redx) mcl_potions.swiftness_func(player, 0.85, 68*redx) end
 })
 
+register_splash("slowness_2", "Splash Slowness IV", "#000080", {
+		potion_fun = function(player, redx) mcl_potions.swiftness_func(player, 0.4, 20*redx) end
+})
+
 register_splash("slowness_plus", "Splash Slowness +", "#000066", {
 		potion_fun = function(player, redx) mcl_potions.swiftness_func(player, 0.85, 180*redx) end
 })