diff --git a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/CookedRecipeData.java b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/CookedRecipeData.java
index 77716f3a..633c73ce 100644
--- a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/CookedRecipeData.java
+++ b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/CookedRecipeData.java
@@ -11,7 +11,7 @@ import lombok.NonNull;
 public class CookedRecipeData implements RecipeData {
     private final @NonNull String group;
     private final @NonNull Ingredient ingredient;
-    private final @NonNull ItemStack result;
+    private final ItemStack result;
     private final float experience;
     private final int cookingTime;
 }
diff --git a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/SmithingRecipeData.java b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/SmithingRecipeData.java
index 56ddcff5..c536d6ef 100644
--- a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/SmithingRecipeData.java
+++ b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/SmithingRecipeData.java
@@ -11,5 +11,5 @@ import lombok.NonNull;
 public class SmithingRecipeData implements RecipeData {
     private final @NonNull Ingredient base;
     private final @NonNull Ingredient addition;
-    private final @NonNull ItemStack result;
+    private final ItemStack result;
 }
diff --git a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/StoneCuttingRecipeData.java b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/StoneCuttingRecipeData.java
index 7ede1c28..417af6cb 100644
--- a/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/StoneCuttingRecipeData.java
+++ b/src/main/java/com/github/steveice10/mc/protocol/data/game/recipe/data/StoneCuttingRecipeData.java
@@ -11,5 +11,5 @@ import lombok.NonNull;
 public class StoneCuttingRecipeData implements RecipeData {
     private final @NonNull String group;
     private final @NonNull Ingredient ingredient;
-    private final @NonNull ItemStack result;
+    private final ItemStack result;
 }