diff --git a/init.lua b/init.lua
index b6c6734..c66cd82 100644
--- a/init.lua
+++ b/init.lua
@@ -469,7 +469,7 @@ function ltool.tab_plant(tree, fields, has_lplant_priv)
 		seltree..
 		"dropdown[-0.1,0.5;5;plantmode;"..F(S("Absolute coordinates"))..","..F(S("Relative coordinates"))..","..F(S("Distance in viewing direction"))..";"..dropdownindex.."]"..
 --[[ NOTE: This tooltip does not work for the dropdown list in 0.4.10,
-but it is added anyways in case this gets fixed in later Minetest versions. ]]
+but it is added anyways in case this gets fixed in later Luanti/Minetest versions. ]]
 		"tooltip[plantmode;"..
 		F(S("- \"Absolute coordinates\": Fields \"x\", \"y\" and \"z\" specify the absolute world coordinates where to plant the tree")).."\n"..
 		F(S("- \"Relative coordinates\": Fields \"x\", \"y\" and \"z\" specify the relative position from your position")).."\n"..
@@ -1145,7 +1145,7 @@ function ltool.process_form(player,formname,fields)
 			--[[ hacky_spaces is part of a workaround, see comment on hacky_spaces in ltool.join.
 			This workaround will slightly change the formspec by adding 0-5 spaces
 			to the end, changing the number of spaces on each send. This forces
-			Minetest to re-send the formspec.
+			Luanti to re-send the formspec.
 			Spaces are completely harmless in a formspec.]]
 			-- BEGIN OF WORKAROUND
 			local hacky_spaces = ltool.playerinfos[playername].treeform.hacky_spaces
@@ -1478,8 +1478,8 @@ function ltool.join(player)
 	infotable.treeform.edit.thin_branches = "true"
 	infotable.treeform.help = {}
 	infotable.treeform.help.tab = 1
-	--[[ Workaround for annoying bug in Minetest: When you call the identical formspec twice,
-	Minetest does not send the second one. This is an issue when the player has changed the
+	--[[ Workaround for annoying bug in the engine: When you call the identical formspec twice,
+	it does not send the second one. This is an issue when the player has changed the
 	input fields in the meanwhile, resetting fields will fail sometimes.
 	TODO: Remove workaround when not needed anymore. ]]
 	-- BEGIN OF WORKAROUND