diff --git a/examples/showcase/src/main/java/org/springside/examples/showcase/repository/mybatis/MyBatisRepository.java b/examples/showcase/src/main/java/org/springside/examples/showcase/repository/mybatis/MyBatisRepository.java
index bd94468a..d59e06bf 100644
--- a/examples/showcase/src/main/java/org/springside/examples/showcase/repository/mybatis/MyBatisRepository.java
+++ b/examples/showcase/src/main/java/org/springside/examples/showcase/repository/mybatis/MyBatisRepository.java
@@ -1,9 +1,8 @@
 package org.springside.examples.showcase.repository.mybatis;
 
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
+import java.lang.annotation.*;
+
+import org.springframework.stereotype.Component;
 
 /**
  * 标识MyBatis的DAO,方便{@link org.mybatis.spring.mapper.MapperScannerConfigurer}的扫描。
@@ -13,5 +12,8 @@ import java.lang.annotation.Target;
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.TYPE)
+@Documented
+@Component
 public @interface MyBatisRepository {
+    String value() default "";
 }