diff --git a/src/main/java/wanion/unidict/helper/RecipeHelper.java b/src/main/java/wanion/unidict/helper/RecipeHelper.java
index 344e71b..695ec74 100644
--- a/src/main/java/wanion/unidict/helper/RecipeHelper.java
+++ b/src/main/java/wanion/unidict/helper/RecipeHelper.java
@@ -29,7 +29,7 @@
 public class RecipeHelper
 {
     public static final List<IRecipe> recipes = CraftingManager.getInstance().getRecipeList();
-    private static final Character[] DEFAULT_RECIPE_CHARS = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I'};
+    private static final char[] DEFAULT_RECIPE_CHARS = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I'};
     private static final char[][] SHAPE = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
 
     private RecipeHelper() {}