diff --git a/init.lua b/init.lua
index 0fd6c24..65745ba 100644
--- a/init.lua
+++ b/init.lua
@@ -6,7 +6,7 @@ mapgen_rivers.world_data_path = minetest.get_worldpath() .. '/river_data/'
 
 if minetest.get_mapgen_setting("mg_name") ~= "singlenode" then
 	minetest.set_mapgen_setting("mg_name", "singlenode", true)
-	print("[mapgen_rivers] Mapgen set to singlenode")
+	minetest.log("warning", "[mapgen_rivers] Mapgen set to singlenode")
 end
 
 dofile(modpath .. 'settings.lua')
@@ -51,7 +51,7 @@ local sumtime2 = 0
 local ngen = 0
 
 local function generate(minp, maxp, seed)
-	print(("[mapgen_rivers] Generating from %s to %s"):format(minetest.pos_to_string(minp), minetest.pos_to_string(maxp)))
+	minetest.log("info", ("[mapgen_rivers] Generating from %s to %s"):format(minetest.pos_to_string(minp), minetest.pos_to_string(maxp)))
 
 	local chulens = {
 		x = maxp.x-minp.x+1,
@@ -141,8 +141,8 @@ local function generate(minp, maxp, seed)
 			sumtime = sumtime + t
 			sumtime2 = sumtime2 + t*t
 
-			print("[mapgen_rivers] Skipping empty chunk (fully above ground level)")
-			print(("[mapgen_rivers] Done in %5.3f s"):format(t))
+			minetest.log("verbose", "[mapgen_rivers] Skipping empty chunk (fully above ground level)")
+			minetest.log("verbose", ("[mapgen_rivers] Done in %5.3f s"):format(t))
 			return
 		end
 	end
@@ -264,12 +264,12 @@ local function generate(minp, maxp, seed)
 	ngen = ngen + 1
 	sumtime = sumtime + t
 	sumtime2 = sumtime2 + t*t
-	print(("[mapgen_rivers] Done in %5.3f s"):format(t))
+	minetest.log("verbose", ("[mapgen_rivers] Done in %5.3f s"):format(t))
 end
 
 minetest.register_on_generated(generate)
 minetest.register_on_shutdown(function()
 	local avg = sumtime / ngen
 	local std = math.sqrt(sumtime2/ngen - avg*avg)
-	print(("[mapgen_rivers] Mapgen statistics:\n- Mapgen calls: %4d\n- Mean time: %5.3f s\n- Standard deviation: %5.3f s"):format(ngen, avg, std))
+	minetest.log("action", ("[mapgen_rivers] Mapgen statistics:\n- Mapgen calls: %4d\n- Mean time: %5.3f s\n- Standard deviation: %5.3f s"):format(ngen, avg, std))
 end)
diff --git a/noises.lua b/noises.lua
index 23d57d9..0b005ce 100644
--- a/noises.lua
+++ b/noises.lua
@@ -73,7 +73,7 @@ for name, np in pairs(mapgen_rivers.noise_params) do
 	if lac > 1 then
 		local omax = math.floor(math.log(math.min(np.spread.x, np.spread.y, np.spread.z)) / math.log(lac))+1
 		if np.octaves > omax then
-			print("[mapgen_rivers] Noise " .. name .. ": 'octaves' reduced to " .. omax)
+			minetest.log("warning", "[mapgen_rivers] Noise " .. name .. ": 'octaves' reduced to " .. omax)
 			np.octaves = omax
 		end
 	end
diff --git a/polygons.lua b/polygons.lua
index 9f38983..c531b2b 100644
--- a/polygons.lua
+++ b/polygons.lua
@@ -33,7 +33,7 @@ if first_mapgen then
 	-- Generate a map!!
 	local pregenerate = dofile(mapgen_rivers.modpath .. '/pregenerate.lua')
 	minetest.register_on_mods_loaded(function()
-		print('[mapgen_rivers] Generating grid')
+		minetest.log("action", '[mapgen_rivers] Generating grid, this may take a while...')
 		pregenerate(load_all)
 
 		if load_all then
@@ -58,9 +58,9 @@ if not (first_mapgen and load_all) then
 
 	minetest.register_on_mods_loaded(function()
 		if load_all then
-			print('[mapgen_rivers] Loading full grid')
+			minetest.log("action", '[mapgen_rivers] Loading full grid')
 		else
-			print('[mapgen_rivers] Loading grid as interactive loaders')
+			minetest.log("action", '[mapgen_rivers] Loading grid as interactive loaders')
 		end
 		local grid = mapgen_rivers.grid
 
diff --git a/pregenerate.lua b/pregenerate.lua
index af302e1..184482c 100644
--- a/pregenerate.lua
+++ b/pregenerate.lua
@@ -33,7 +33,7 @@ local function pregenerate(keep_loaded)
 	local tectonic_step = tectonic_speed * time_step
 	collectgarbage()
 	for i=1, niter do
-		print("[mapgen_rivers] Iteration " .. i .. " of " .. niter)
+		minetest.log("info", "[mapgen_rivers] Iteration " .. i .. " of " .. niter)
 
 		model:diffuse(time_step)
 		model:flow()