enquire.set_query (final_query);
- mset = enquire.get_mset (0, notmuch->xapian_db->get_doccount ());
+ /*
+ * Set the checkatleast parameter to the number of documents
+ * in the database to make get_matches_estimated() exact.
+ */
+ mset = enquire.get_mset (0, notmuch->xapian_db->get_doccount (),
+ notmuch->xapian_db->get_doccount ());
count = mset.get_matches_estimated();