diff --git a/bootstrap.conf b/bootstrap.conf
index 808321a0..85ac3ee1 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -269,12 +269,17 @@ func_add_hook func_fini libtool_readme_release_package_substitutions
 # are updated.  Unfortunately config-h.in depends on aclocal.m4, which
 # *is* updated, so running 'libtoolize --ltdl=. && configure && make'
 # causes autoheader to be called... undesirable for users that do not
-# have it!  Fudge the timestamp to prevent that:
+# have it!  Fudge the timestamp to prevent that.  But only fudge it as
+# much as configure since configure depends on config-h.in and we don't
+# want to require autoconf either.
 libtool_fudge_timestamps ()
 {
     $debug_cmd
 
-    sleep 2 && touch libltdl/config-h.in
+    (
+    cd libltdl
+    touch -r configure config-h.in
+    )
 }
 func_add_hook func_fini libtool_fudge_timestamps