diff --git a/work/rpm-4.4.7/system.h b/work/rpm-4.4.7/system.h
index 318afae..e6e232d 100644
--- a/work/rpm-4.4.7/system.h
+++ b/work/rpm-4.4.7/system.h
@@ -5,6 +5,8 @@
 #ifndef	H_SYSTEM
 #define	H_SYSTEM
 
+#include <locale.h>
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
-- 
1.7.1