diff --git a/mu4e/:show-unread t b/mu4e/mu4e-vars.el
similarity index 100%
rename from mu4e/:show-unread t
rename to mu4e/mu4e-vars.el
diff --git a/mu4e/mu4e.texi b/mu4e/mu4e.texi
index 9f986bbb..fa0b58a2 100644
--- a/mu4e/mu4e.texi
+++ b/mu4e/mu4e.texi
@@ -816,9 +816,12 @@ own and/or replace the default ones; @xref{Bookmarks}. For instance:
 @end lisp
 
 There are optional keys @t{:hide} to hide the bookmark from the main
-memu, but still have it available (using @key{b})) and
+menu, but still have it available (using @key{b})) and
 @t{:hide-unread} to avoid generating the unread-number; that can be
-useful if you have bookmarks for slow queries.
+useful if you have bookmarks for slow queries. Note that
+@t{:hide-unread} is implied when the query is not a string; this for
+the common case where the query function involves some user input,
+which would be disruptive in this case.
 
 @node Miscellaneous
 @section Miscellaneous