diff --git a/build.gradle.kts b/build.gradle.kts
index f61b40e8..240782f2 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 import java.text.SimpleDateFormat
-version = "1.6.0-pre3"
+version = "1.6.0-pre4"
 
 plugins {
     `java-library`
diff --git a/src/main/java/com/github/yufiriamazenta/craftorithm/item/ItemManager.java b/src/main/java/com/github/yufiriamazenta/craftorithm/item/ItemManager.java
index 054d1605..6338793b 100644
--- a/src/main/java/com/github/yufiriamazenta/craftorithm/item/ItemManager.java
+++ b/src/main/java/com/github/yufiriamazenta/craftorithm/item/ItemManager.java
@@ -45,10 +45,7 @@ public void regItemProvider(ItemProvider itemProvider) {
         }
         itemKey = itemKey.replace(" ", "");
         if (!itemKey.contains(":")) {
-            Material material = Material.matchMaterial(itemKey);
-            if (material == null)
-                throw new IllegalArgumentException("Can not found item " + itemKey);
-            return new ItemStack(material, amountScale);
+            return matchVanillaItem(itemKey, amountScale);
         }
 
         int index = itemKey.indexOf(":");
@@ -57,7 +54,7 @@ public void regItemProvider(ItemProvider itemProvider) {
 
         ItemProvider provider = itemProviderMap.get(namespace);
         if (provider == null) {
-            throw new IllegalArgumentException("Can not found item provider: " + namespace);
+            return matchVanillaItem(itemKey, amountScale);
         }
 
         item = provider.getItem(name);
@@ -84,7 +81,20 @@ public String matchItemName(ItemStack item, boolean ignoreAmount) {
                 return itemProviderEntry.getKey() + ":" + tmpName;
         }
 
-        return null;
+        return item.getType().getKey().toString();
+    }
+
+    /**
+     * 获取原版物品
+     * @param itemKey 物品名字
+     * @param amount 物品数量
+     * @return 物品
+     */
+    public ItemStack matchVanillaItem(String itemKey, int amount) {
+        Material material = Material.matchMaterial(itemKey);
+        if (material == null)
+            throw new IllegalArgumentException("Can not found item " + itemKey);
+        return new ItemStack(material, amount);
     }
 
 }