diff --git a/sql/hostname.cc b/sql/hostname.cc
index 6aef84f1b26..39e4b34d615 100644
--- a/sql/hostname.cc
+++ b/sql/hostname.cc
@@ -28,7 +28,6 @@
 #include "sql_priv.h"
 #include "unireg.h"                             // SPECIAL_NO_HOST_CACHE
 #include "hostname.h"
-#include "unireg.h"
 #ifndef __WIN__
 #include <netdb.h>        // getservbyname, servent
 #endif