diff --git a/harbour/source/vm/cmdarg.c b/harbour/source/vm/cmdarg.c
index 3a2de01b6f..dc358ff9ac 100644
--- a/harbour/source/vm/cmdarg.c
+++ b/harbour/source/vm/cmdarg.c
@@ -59,7 +59,7 @@ static char ** s_argv = NULL;
 
 static char * hb_cmdargGet( const char * pszName, BOOL bRetValue );
 
-void hb_cmdargInit( int argc, char * argv[] )
+void HB_EXPORT hb_cmdargInit( int argc, char * argv[] )
 {
    HB_TRACE(HB_TR_DEBUG, ("hb_cmdargInit(%d, %p)", argc, argv));