diff --git a/src/main/resources/assets/opencomputers/recipes/default.recipes b/src/main/resources/assets/opencomputers/recipes/default.recipes
index fde7bb50f..4d51eb9e8 100644
--- a/src/main/resources/assets/opencomputers/recipes/default.recipes
+++ b/src/main/resources/assets/opencomputers/recipes/default.recipes
@@ -32,12 +32,12 @@ wrench {
 }
 lootdisks: [
   {
-    name: "OpenComputers:openos"
+    name: "opencomputers:openos"
     type: shapeless
     input: ["oc:floppy", "oc:manual"]
   },
   {
-    name: "OpenComputers:oppm"
+    name: "opencomputers:oppm"
     type: shapeless
     input: ["oc:floppy", "oc:materialInterweb"]
   }
diff --git a/src/main/scala/li/cil/oc/common/recipe/ColorizeRecipe.scala b/src/main/scala/li/cil/oc/common/recipe/ColorizeRecipe.scala
index ec7dd8d5a..9105a9e8c 100644
--- a/src/main/scala/li/cil/oc/common/recipe/ColorizeRecipe.scala
+++ b/src/main/scala/li/cil/oc/common/recipe/ColorizeRecipe.scala
@@ -22,7 +22,7 @@ class ColorizeRecipe(target: Item, source: Array[Item] = null) extends Container
   override def matches(crafting: InventoryCrafting, world: World): Boolean = {
     val stacks = (0 until crafting.getSizeInventory).flatMap(i => Option(crafting.getStackInSlot(i)))
     val targets = stacks.filter(stack => sourceItems.contains(stack.getItem) || stack.getItem == targetItem)
-    val other = stacks.filterNot(targets.contains)
+    val other = stacks.filterNot(stack => stack.isEmpty || targets.contains(stack))
     targets.size == 1 && other.nonEmpty && other.forall(Color.isDye)
   }
 
@@ -37,7 +37,7 @@ class ColorizeRecipe(target: Item, source: Array[Item] = null) extends Container
         || stack.getItem == targetItem) {
         targetStack = stack.copy()
         targetStack.setCount(1)
-      } else {
+      } else if(!stack.isEmpty) {
         val dye = Color.findDye(stack)
         if (dye.isEmpty)
           return ItemStack.EMPTY
diff --git a/src/main/scala/li/cil/oc/common/recipe/DecolorizeRecipe.scala b/src/main/scala/li/cil/oc/common/recipe/DecolorizeRecipe.scala
index f26e965a5..b067f1b5e 100644
--- a/src/main/scala/li/cil/oc/common/recipe/DecolorizeRecipe.scala
+++ b/src/main/scala/li/cil/oc/common/recipe/DecolorizeRecipe.scala
@@ -19,7 +19,7 @@ class DecolorizeRecipe(target: Item) extends ContainerItemAwareRecipe {
   override def matches(crafting: InventoryCrafting, world: World): Boolean = {
     val stacks = (0 until crafting.getSizeInventory).flatMap(i => Option(crafting.getStackInSlot(i)))
     val targets = stacks.filter(stack => stack.getItem == targetItem)
-    val other = stacks.filterNot(targets.contains)
+    val other = stacks.filterNot(stack => stack.isEmpty || targets.contains(stack))
     targets.size == 1 && other.size == 1 && other.forall(_.getItem == Items.WATER_BUCKET)
   }
 
@@ -30,7 +30,7 @@ class DecolorizeRecipe(target: Item) extends ContainerItemAwareRecipe {
       if (stack.getItem == targetItem) {
         targetStack = stack.copy()
         targetStack.setCount(1)
-      } else if (stack.getItem != Items.WATER_BUCKET) {
+      } else if (!stack.isEmpty && stack.getItem != Items.WATER_BUCKET) {
         return ItemStack.EMPTY
       }
     }
diff --git a/src/main/scala/li/cil/oc/common/recipe/LootDiskCyclingRecipe.scala b/src/main/scala/li/cil/oc/common/recipe/LootDiskCyclingRecipe.scala
index 1793944a8..7922ff44b 100644
--- a/src/main/scala/li/cil/oc/common/recipe/LootDiskCyclingRecipe.scala
+++ b/src/main/scala/li/cil/oc/common/recipe/LootDiskCyclingRecipe.scala
@@ -14,7 +14,7 @@ import scala.collection.immutable
 class LootDiskCyclingRecipe extends IRecipe {
   override def matches(crafting: InventoryCrafting, world: World): Boolean = {
     val stacks = collectStacks(crafting).toArray
-    stacks.length == 2 && stacks.exists(Loot.isLootDisk) && stacks.exists(Wrench.isWrench)
+    stacks.count(!_.isEmpty) == 2 && stacks.exists(Loot.isLootDisk) && stacks.exists(Wrench.isWrench)
   }
 
   override def getCraftingResult(crafting: InventoryCrafting): ItemStack = {
diff --git a/src/main/scala/li/cil/oc/common/recipe/Recipes.scala b/src/main/scala/li/cil/oc/common/recipe/Recipes.scala
index e2c8f4a9e..304a3d71c 100644
--- a/src/main/scala/li/cil/oc/common/recipe/Recipes.scala
+++ b/src/main/scala/li/cil/oc/common/recipe/Recipes.scala
@@ -169,8 +169,8 @@ object Recipes {
       }
 
       // Register all unknown recipes. Well. Loot disk recipes.
-      if (recipes.hasPath("lootDisks")) try {
-        val lootRecipes = recipes.getConfigList("lootDisks")
+      if (recipes.hasPath("lootdisks")) try {
+        val lootRecipes = recipes.getConfigList("lootdisks")
         val lootStacks = Loot.globalDisks.map(_._1)
         for (recipe <- lootRecipes) {
           val name = recipe.getString("name")