diff --git a/src/fileio.c b/src/fileio.c
index 967f49e..cdbd01a 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -4879,6 +4879,7 @@
     {
 	unchanged(buf, TRUE);
 	u_unchanged(buf);
+	u_update_save_nr(buf);
     }
 
     /*