From c03f6bec2f8d8e019e9821ad05eef001b73c0f8f Mon Sep 17 00:00:00 2001
From: protocol_1903 <67478786+protocol-1903@users.noreply.github.com>
Date: Mon, 19 Jan 2026 22:07:20 -0700
Subject: [PATCH] Fixed hydrocyclone mk01 being in both advanced mining
 facilities and iron stage 2. Resolves
 https://github.com/pyanodon/pybugreports/issues/1355

---
 changelog.txt                                 | 1 +
 prototypes/updates/pyfusionenergy-updates.lua | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/changelog.txt b/changelog.txt
index 87926306..07286407 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -3,6 +3,7 @@ Version: 3.1.38
 Date: ????
   Changes:
     - Fixed nexelit power pole and substation not having open and close sound effects. Resolves https://github.com/pyanodon/pybugreports/issues/1371
+    - Fixed hydrocyclone mk01 being in both advanced mining facilities and iron stage 2. Resolves https://github.com/pyanodon/pybugreports/issues/1355
 ---------------------------------------------------------------------------------------------------
 Version: 3.1.37
 Date: 2026-01-05
diff --git a/prototypes/updates/pyfusionenergy-updates.lua b/prototypes/updates/pyfusionenergy-updates.lua
index 45df0fe2..99097534 100644
--- a/prototypes/updates/pyfusionenergy-updates.lua
+++ b/prototypes/updates/pyfusionenergy-updates.lua
@@ -23,7 +23,7 @@ RECIPE("nmf-mk01"):add_ingredient {type = "item", name = "intermetallics", amoun
 RECIPE("secondary-crusher-mk01"):remove_unlock("machines-mk01"):add_unlock("crusher-2") --:add_ingredient({type = "item", name = "intermetallics", amount = 8})
 RECIPE("thickener-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 7}
 RECIPE("gas-separator-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 10}
-RECIPE("hydrocyclone-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 10}:remove_unlock("vanadium-processing"):add_unlock("iron-mk02")
+RECIPE("hydrocyclone-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 10}:remove_unlock("advanced-mining-facilities"):add_unlock("iron-mk02")
 --RECIPE("automated-screener-mk01"):add_ingredient({type = "item", name = "intermetallics", amount = 3})
 RECIPE("centrifugal-pan-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 10}
 RECIPE("compressor-mk01"):add_ingredient {type = "item", name = "intermetallics", amount = 6}