diff --git a/changelog.txt b/changelog.txt
index 0a948eb..1b1d097 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.7.4
+Date: 2021-07-01
+  Changes:
+    - Very minor K2 tech tree tweak
+---------------------------------------------------------------------------------------------------
 Version: 0.7.3
 Date: 2021-07-01
   Features:
diff --git a/info.json b/info.json
index 549dcb8..24d37f0 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzsilicon",
-    "version": "0.7.3",
+    "version": "0.7.4",
     "factorio_version": "1.1",
     "title": "Silica & Silicon",
     "author": "Brevven",
diff --git a/prototypes/silica-recipe.lua b/prototypes/silica-recipe.lua
index a68672c..a4ba5e4 100644
--- a/prototypes/silica-recipe.lua
+++ b/prototypes/silica-recipe.lua
@@ -77,7 +77,7 @@ data:extend(
         recipe = "quartz"
       },
     },
-    prerequisites = {"kr-fluids-chemistry"},
+    prerequisites = {"kr-fluids-chemistry", "kr-stone-processing"},
     unit =
     {
       count = 10,
diff --git a/recipe-updates.lua b/recipe-updates.lua
index e25a3f8..2af1cd0 100644
--- a/recipe-updates.lua
+++ b/recipe-updates.lua
@@ -1,5 +1,6 @@
 local util = require("__bzsilicon__.util");
 
+
 if not mods["Krastorio2"] then
   util.remove_ingredient("concrete", "stone-brick");
   if mods["Bio_Industries"] or mods["omnimatter"] then