diff --git a/changelog.txt b/changelog.txt
index 4a22aa6..7c47797 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -2,6 +2,7 @@
 Version: 0.6.1
 Date: 2022-01-01
   Changes:
+    - Remove sulfuric acid setting. Use Bypass recipes setting instead
     - More turret & artillery compatibility
 ---------------------------------------------------------------------------------------------------
 Version: 0.6.0
diff --git a/lead-recipe-updates.lua b/lead-recipe-updates.lua
index f3ea110..cfb3742 100644
--- a/lead-recipe-updates.lua
+++ b/lead-recipe-updates.lua
@@ -9,10 +9,7 @@ if (not mods["pyrawores"] and not mods["bobplates"] and not mods["angelssmelting
   util.replace_ingredient("battery", "iron-plate", "lead-plate")
 
   
-  if util.me.sulfuric() then
-    util.replace_ingredient("sulfuric-acid", "iron-plate", "lead-plate")
-  end
-
+  util.replace_ingredient("sulfuric-acid", "iron-plate", "lead-plate")
   util.replace_ingredient("uranium-fuel-cell", "iron-plate", "lead-plate")
   util.replace_some_ingredient("gun-turret", "iron-plate", 4, "lead-plate", 4)
 
diff --git a/locale/en/lead.cfg b/locale/en/lead.cfg
index 3ba4775..42dd160 100644
--- a/locale/en/lead.cfg
+++ b/locale/en/lead.cfg
@@ -43,9 +43,7 @@ dirty-water-filtration-lead=Filter dirty water, giving lead ore [item=lead-ore],
 [mod-setting-name]
 bzlead-recipe-bypass=Bypass recipes
 bzlead-more-entities=Lead entities
-bzlead-sulfuric=Use lead in sulfuric acid. Default "yes". Use with care.
 
 [mod-setting-description]
 bzlead-recipe-bypass=Skip modifying these recipes (comma-separated list).
 bzlead-more-entities=Adds lead entities (currently just a lead chest).
-bzlead-sulfuric=Adds compatibility for old saves. Do NOT change to "no" for new saves. Will be removed (and always "yes") in 2022.
diff --git a/locale/ja/lead.cfg b/locale/ja/lead.cfg
index 8fe1ca2..b29c605 100644
--- a/locale/ja/lead.cfg
+++ b/locale/ja/lead.cfg
@@ -43,9 +43,7 @@ dirty-water-filtration-lead=汚水をろ過し、鉛鉱石[item=lead-ore] と銅
 [mod-setting-name]
 bzlead-recipe-bypass=改変しないレシピ
 bzlead-more-entities=実験的: 鉛製エンティティ
-bzlead-sulfuric=硫酸のレシピに鉛を使用。デフォルト: yes。注意して使用のこと。
 
 [mod-setting-description]
 bzlead-recipe-bypass=指定したレシピの改変を行わない。(コンマ区切り)
 bzlead-more-entities=鉛製エンティティ(現在は鉛製チェストのみ)。現時点では実験的で、長期的サポートの保証はなし。
-bzlead-sulfuric=過去のセーブデータとの互換用。新規セーブでは no にしないこと。2022年に削除予定 (常時 yes になる)
diff --git a/me.lua b/me.lua
index 0002113..e4d1d8c 100644
--- a/me.lua
+++ b/me.lua
@@ -9,9 +9,6 @@ function me.more_entities()
   return me.get_setting("bzlead-more-entities") == "yes"
 end
 
-function me.sulfuric()
-  return me.get_setting("bzlead-sulfuric") == "yes"
-end
 
 function me.get_setting(name)
   if settings.startup[name] == nil then
diff --git a/settings.lua b/settings.lua
index 2936f59..df11756 100644
--- a/settings.lua
+++ b/settings.lua
@@ -13,11 +13,4 @@ data:extend({
 		default_value = "no",
     allowed_values = {"yes", "no"},
 	},
-  { -- TODO remove this in 2022
-		type = "string-setting",
-		name = "bzlead-sulfuric",
-		setting_type = "startup",
-		default_value = "yes",
-    allowed_values = {"yes", "no"},
-	},
 })