diff --git a/mods/ENTITIES/mcl_boats/init.lua b/mods/ENTITIES/mcl_boats/init.lua
index e25a5678..1a465f81 100644
--- a/mods/ENTITIES/mcl_boats/init.lua
+++ b/mods/ENTITIES/mcl_boats/init.lua
@@ -210,7 +210,7 @@ function boat.on_step(self, dtime, moveresult)
 	if moveresult and moveresult.collides then
 		for _, collision in ipairs(moveresult.collisions) do
 			local pos = collision.node_pos
-			if collision.type == "node" and minetest.get_node_group(minetest.get_node(pos).name, "dig_by_boat") > 0 then
+			if collision.type == "node" and minetest.get_item_group(minetest.get_node(pos).name, "dig_by_boat") > 0 then
 				minetest.dig_node(pos)
 			end
 		end
diff --git a/mods/HUD/mcl_experience/init.lua b/mods/HUD/mcl_experience/init.lua
index 8c6f6af0..b8980107 100644
--- a/mods/HUD/mcl_experience/init.lua
+++ b/mods/HUD/mcl_experience/init.lua
@@ -617,7 +617,7 @@ minetest.register_entity("mcl_experience:bottle",{
 		local pos = self.object:get_pos()
 		local node = minetest.get_node(pos)
 		local n = node.name
-		if n ~= "air" and n ~= "mcl_portals:portal" and n ~= "mcl_portals:portal_end" and minetest.get_node_group(n, "liquid") == 0 then
+		if n ~= "air" and n ~= "mcl_portals:portal" and n ~= "mcl_portals:portal_end" and minetest.get_item_group(n, "liquid") == 0 then
 			minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
 			mcl_experience.throw_experience(pos, math.random(3, 11))
 			self.object:remove()
diff --git a/mods/ITEMS/mcl_potions/lingering.lua b/mods/ITEMS/mcl_potions/lingering.lua
index cea04523..f4f0e249 100644
--- a/mods/ITEMS/mcl_potions/lingering.lua
+++ b/mods/ITEMS/mcl_potions/lingering.lua
@@ -142,7 +142,7 @@ minetest.register_entity(id.."_flying",{
 		local pos = self.object:get_pos()
 		local node = minetest.get_node(pos)
 		local n = node.name
-		local g = minetest.get_node_group(n, "liquid")
+		local g = minetest.get_item_group(n, "liquid")
 		local d = 4
 		if n ~= "air" and n ~= "mcl_portals:portal" and n ~= "mcl_portals:portal_end" and g == 0 or mcl_potions.is_obj_hit(self, pos) then
 			minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
diff --git a/mods/ITEMS/mcl_potions/splash.lua b/mods/ITEMS/mcl_potions/splash.lua
index d5cf3078..bea07b8c 100644
--- a/mods/ITEMS/mcl_potions/splash.lua
+++ b/mods/ITEMS/mcl_potions/splash.lua
@@ -64,7 +64,7 @@ function mcl_potions.register_splash(name, descr, color, def)
 			local pos = self.object:get_pos()
 			local node = minetest.get_node(pos)
 			local n = node.name
-			local g = minetest.get_node_group(n, "liquid")
+			local g = minetest.get_item_group(n, "liquid")
 			local d = 0.1
 			local redux_map = {7/8,0.5,0.25}
 			if n ~= "air" and n ~= "mcl_portals:portal" and n ~= "mcl_portals:portal_end" and g == 0 or mcl_potions.is_obj_hit(self, pos) then