diff --git a/changelog.txt b/changelog.txt
index 912ef1d..2c8927f 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.6.2
+Date: 2021-03-13
+  Fixes:
+    - Fix Crash with angels mods
+---------------------------------------------------------------------------------------------------
 Version: 0.6.1
 Date: 2021-03-13
   Fixes:
diff --git a/data-updates.lua b/data-updates.lua
index f293176..0b58764 100644
--- a/data-updates.lua
+++ b/data-updates.lua
@@ -2,8 +2,10 @@ require("recipe-updates")
 require("recipes/silicon-vulcanite")
 
 
-local noise = require('noise');
--- Increase richness of stone a bit
-data.raw.resource["stone"].autoplace.richness_expression = 
-  data.raw.resource["stone"].autoplace.richness_expression * noise.to_noise_expression(4/3)
+if data.raw.resource["stone"] then
+  local noise = require('noise');
+  -- Increase richness of stone a bit
+  data.raw.resource["stone"].autoplace.richness_expression = 
+    data.raw.resource["stone"].autoplace.richness_expression * noise.to_noise_expression(4/3)
+end
     
diff --git a/info.json b/info.json
index 7c97672..e0307c2 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzsilicon",
-    "version": "0.6.1",
+    "version": "0.6.2",
     "factorio_version": "1.1",
     "title": "Silica & Silicon",
     "author": "Brevven",
diff --git a/prototypes/silicon-recipe.lua b/prototypes/silicon-recipe.lua
index d79a7c9..05c4f09 100644
--- a/prototypes/silicon-recipe.lua
+++ b/prototypes/silicon-recipe.lua
@@ -127,7 +127,7 @@ data:extend({
     subgroup = "intermediate-product",
     enabled = false,
     energy_required = 2,
-    ingredients = (mods["bzlead"] and {
+    ingredients = (mods["bzlead"] and not mods["angelssmelting"] and {
       {type= "item", name="silicon", amount=2},
       {type= "item", name="electronic-circuit", amount=1},
       {type= "item", name="lead-plate", amount=1},