diff --git a/init.lua b/init.lua
index 1662cf7..5cf906d 100644
--- a/init.lua
+++ b/init.lua
@@ -16,9 +16,6 @@ local S = minetest.get_translator('mtimer')
 mtimer = {
     translator = S,
     dialog = {},
-    config = {
-        manual_gc = minetest.settings:get_bool('mtimer_manual_gc', false)
-    },
     meta = {
         visible = { key = 'mtimer:visible', default = 'true' },
         position = { key = 'mtimer:position', default = 'bl' },
diff --git a/settingtypes.txt b/settingtypes.txt
deleted file mode 100644
index e8b98fa..0000000
--- a/settingtypes.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-# Manual Lua garbage collection
-#
-# This setting addresses a bug that reportedly happens
-# on Windows. Lua seems to run out of memory. When this
-# setting is enabled mTimer runs the Lua garbage
-# collector automatically every 10 seconds.
-#
-# If you’re on Windows and your game does not crash
-# simply ignore this setting.
-mtimer_manual_gc (Perform manual Lua garbage collection) bool false
diff --git a/system/register_globalstep.lua b/system/register_globalstep.lua
index 349ffef..7270769 100644
--- a/system/register_globalstep.lua
+++ b/system/register_globalstep.lua
@@ -1,6 +1,5 @@
 local m = mtimer
 local update_timer = m.update_timer
-local manual_gc = m.config.manual_gc
 local connected_players = minetest.get_connected_players
 local timer = 0
 
@@ -18,15 +17,3 @@ minetest.register_globalstep(function(dtime)
 
     timer = 0
 end)
-
-
--- @see https://gitlab.com/4w/mtimer/issues/7
-if manual_gc == true then
-    local gc_timer = 0
-    minetest.register_globalstep(function(dtime)
-        gc_timer = gc_timer + dtime;
-        if gc_timer < 10 then return end
-        collectgarbage()
-        gc_timer = 0
-    end)
-end