diff --git a/bukkit/compatibility/src/main/java/net/momirealms/craftengine/bukkit/compatibility/mythicmobs/CraftEngineItemDrop.java b/bukkit/compatibility/src/main/java/net/momirealms/craftengine/bukkit/compatibility/mythicmobs/CraftEngineItemDrop.java
index 1c45d4ac7..0fcdd1867 100644
--- a/bukkit/compatibility/src/main/java/net/momirealms/craftengine/bukkit/compatibility/mythicmobs/CraftEngineItemDrop.java
+++ b/bukkit/compatibility/src/main/java/net/momirealms/craftengine/bukkit/compatibility/mythicmobs/CraftEngineItemDrop.java
@@ -23,7 +23,7 @@ public class CraftEngineItemDrop extends ItemDrop implements IItemDrop {
     public CraftEngineItemDrop(String line, MythicLineConfig config, CustomItem<ItemStack> customItem) {
         super(line, config);
         this.customItem = customItem;
-        CraftEngine.instance().debug(() -> "[MM调试] " + customItem.id() + "注册成功");
+        CraftEngine.instance().debug(() -> "[MM调试] " + customItem.id() + " 注册成功");
     }
 
     @Override