diff -Naur mtools-4.0.10-orig/mlabel.c mtools-4.0.10/mlabel.c
--- mtools-4.0.10-orig/mlabel.c	2009-03-03 08:10:11 +0200
+++ mtools-4.0.10/mlabel.c	2009-07-20 13:34:02 +0300
@@ -35,7 +35,8 @@
 	int have_lower, have_upper;
 	wchar_t wbuffer[12];
 
-	strcpy(ans->base,"           ");
+	strcpy(ans->base,"        ");
+	strcpy(ans->ext,"   ");
 	len = native_to_wchar(filename, wbuffer, 11, 0, 0);
 	if(len > 11){
 		*mangled = 1;