diff --git a/binding/c_mmap/ip2region.c b/binding/c_mmap/ip2region.c
index 98e043e..c1324f3 100644
--- a/binding/c_mmap/ip2region.c
+++ b/binding/c_mmap/ip2region.c
@@ -16,7 +16,7 @@
 /**
  * create a new ip2region object
  *
- * @param    dbFile path
+ * @param   dbFile path
 */
 IP2R_API uint_t ip2region_create(ip2region_t ip2rObj, char *dbFile)
 {
diff --git a/binding/c_mmap/ip2region.h b/binding/c_mmap/ip2region.h
index e677b3d..8f81dbe 100644
--- a/binding/c_mmap/ip2region.h
+++ b/binding/c_mmap/ip2region.h
@@ -2,6 +2,7 @@
  * ip2region header file
  *
  * @author	chenxin<chenxin619315@gmail.com>
+ * @author  Leo Ma<http://git.oschina.net/begeekmyfriend>
 */
 
 #ifndef _IP2REGION_H