diff --git a/SeaBlock/data-updates/military.lua b/SeaBlock/data-updates/military.lua
index aad6803..3f0b3a9 100644
--- a/SeaBlock/data-updates/military.lua
+++ b/SeaBlock/data-updates/military.lua
@@ -975,9 +975,9 @@ if mods["bobwarfare"] then
   bobmods.lib.tech.add_new_science_pack("bob-artillery-wagon-2", "production-science-pack", 1)
   bobmods.lib.tech.add_prerequisite("artillery", "military-3")
   bobmods.lib.tech.add_prerequisite("artillery", "cobalt-processing")
-  bobmods.lib.tech.add_prerequisite("artillery", "angels-stone-smelting-3")
+  bobmods.lib.tech.add_prerequisite("artillery", "angels-stone-smelting-2")
   seablock.lib.substingredient("artillery-turret", "iron-gear-wheel", "cobalt-steel-gear-wheel", nil)
-  seablock.lib.substingredient("artillery-turret", "concrete", "reinforced-concrete-brick", nil)
+  seablock.lib.substingredient("artillery-turret", "concrete", "concrete-brick", nil)
   seablock.lib.substingredient("artillery-turret", "steel-plate", "cobalt-steel-alloy", nil)
   seablock.lib.substingredient("artillery-wagon", "iron-gear-wheel", "cobalt-steel-gear-wheel", nil)
   seablock.lib.substingredient("artillery-wagon", "pipe", "brass-pipe", nil)
diff --git a/SeaBlock/data-updates/misc.lua b/SeaBlock/data-updates/misc.lua
index cbdb1af..660afc8 100644
--- a/SeaBlock/data-updates/misc.lua
+++ b/SeaBlock/data-updates/misc.lua
@@ -285,7 +285,6 @@ end
 
 -- Swap out concrete for bricks
 
-seablock.lib.substingredient("artillery-turret", "concrete", "reinforced-concrete-brick", nil)
 if data.raw.recipe["burner-reactor-2"] then
   seablock.lib.substingredient("burner-reactor-2", "concrete", "concrete-brick", nil)
   bobmods.lib.tech.remove_prerequisite("burner-reactor-2", "concrete")
@@ -457,10 +456,10 @@ bobmods.lib.tech.add_prerequisite("slag-processing-3", "titanium-processing")
 bobmods.lib.tech.add_prerequisite("water-treatment-4", "titanium-processing")
 
 -- Reinforced concrete brick
-bobmods.lib.tech.add_prerequisite("angels-advanced-chemistry-3", "angels-stone-smelting-3")
+bobmods.lib.tech.add_prerequisite("angels-advanced-chemistry-4", "angels-stone-smelting-3")
 bobmods.lib.tech.add_prerequisite("angels-metallurgy-4", "angels-stone-smelting-3")
+bobmods.lib.tech.add_prerequisite("bio-refugium-biter-1", "angels-stone-smelting-3")
 bobmods.lib.tech.add_prerequisite("slag-processing-3", "angels-stone-smelting-3")
-bobmods.lib.tech.add_prerequisite("thermal-water-extraction-2", "angels-stone-smelting-3")
 bobmods.lib.tech.add_prerequisite("water-treatment-4", "angels-stone-smelting-3")
 
 -- Copper tungsten / tungsten carbide prerequisites
diff --git a/SeaBlock/data-updates/wood.lua b/SeaBlock/data-updates/wood.lua
index ebe227c..3c600f3 100644
--- a/SeaBlock/data-updates/wood.lua
+++ b/SeaBlock/data-updates/wood.lua
@@ -25,6 +25,7 @@ bobmods.lib.tech.add_prerequisite("bio-wood-processing-2", "bio-processing-brown
 bobmods.lib.tech.remove_recipe_unlock("bio-wood-processing-2", "wood-charcoal")
 bobmods.lib.tech.remove_recipe_unlock("bio-wood-processing-2", "bio-resin-wood-reprocessing")
 bobmods.lib.tech.remove_recipe_unlock("bio-wood-processing-2", "bob-rubber")
+bobmods.lib.tech.remove_recipe_unlock("bio-wood-processing-2", "bio-processor")
 bobmods.lib.tech.add_recipe_unlock("bio-wood-processing-2", "wood-pellets")
 bobmods.lib.tech.add_recipe_unlock("bio-wood-processing-2", "wood-bricks")
 bobmods.lib.tech.add_recipe_unlock("bio-wood-processing-2", "sb-wood-bricks-charcoal")