diff --git a/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/MybatisFlexProperties.java b/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/MybatisFlexProperties.java
index 4aadcc9d..4749e904 100644
--- a/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/MybatisFlexProperties.java
+++ b/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/MybatisFlexProperties.java
@@ -58,7 +58,7 @@ public class MybatisFlexProperties {
     /**
      * Locations of MyBatis mapper files.
      */
-    private String[] mapperLocations;
+    private String[] mapperLocations = new String[]{"classpath*:/mapper/**/*.xml"};
 
     /**
      * Packages to search type aliases. (Package delimiters are ",; \t\n")