Update runtime files.
diff --git a/runtime/compiler/xmlwf.vim b/runtime/compiler/xmlwf.vim
index cd2e2bb..3de9d08 100644
--- a/runtime/compiler/xmlwf.vim
+++ b/runtime/compiler/xmlwf.vim
@@ -1,7 +1,7 @@
 " Vim Compiler File
 " Compiler:	xmlwf
 " Maintainer:	Robert Rowsome <rowsome@wam.umd.edu>
-" Last Change:	2004 Mar 27
+" Last Change:	2019 Jul 23
 
 if exists("current_compiler")
   finish
@@ -15,7 +15,7 @@
   command -nargs=* CompilerSet setlocal <args>
 endif
 
-CompilerSet makeprg=xmlwf\ %
+CompilerSet makeprg=xmlwf\ %:S
 
 CompilerSet errorformat=%f:%l%c:%m