diff --git a/runtime/indent/testdir/xml.in b/runtime/indent/testdir/xml.in
index d184681..b633334 100644
--- a/runtime/indent/testdir/xml.in
+++ b/runtime/indent/testdir/xml.in
@@ -1,4 +1,4 @@
-<!-- vim: set ft=xml ts=2 sw=0 sts=-1 et : -->
+<!-- vim: set ft=xml ts=8 sw=0 sts=-1 et : -->
 <!-- START_INDENT -->
 <?xml version="1.0" encoding="utf-8"?>
 <tag0>