diff --git a/mysql_address_normalize.cc b/mysql_address_normalize.cc
index 7c898bb..8aac402 100644
--- a/mysql_address_normalize.cc
+++ b/mysql_address_normalize.cc
@@ -1,5 +1,5 @@
-extern "C" {
 #include <my_global.h>
+extern "C" {
 #include <my_sys.h>
 #include <mysql.h>