diff --git a/lisp/net/ldap.el b/lisp/net/ldap.el
index 8897c3b6d54..78405414a28 100644
--- a/lisp/net/ldap.el
+++ b/lisp/net/ldap.el
@@ -703,17 +703,7 @@ an alist of attribute/value pairs."
 	(while (progn
 		 (skip-chars-forward " \t\n")
 		 (not (eobp)))
-          ;; Ignore first (dn) line if WITHDN equals nil.  If WITHDN
-          ;; is non-nil, check syntax of the line and split it into a
-          ;; pair as expected by `ldap-decode-attribute' (Bug#64089).
-          ;; If the syntax is wrong, better throw an error here, since
-          ;; otherwise `ldap-decode-attribute' would throw a much less
-          ;; comprehensible error later.
-          (cond ((not withdn))
-                ((looking-at "dn[=:\t ]+\\(.*\\)$")
-                 (setq dn (list "dn" (match-string 1))))
-                (t (error "Incorrect dn line \"%s\" in ldapsearch result"
-                          (buffer-substring (point) (line-end-position)))))
+          (setq dn (buffer-substring (point) (line-end-position)))
 	  (forward-line 1)
           (while (looking-at "^\\([A-Za-z][-A-Za-z0-9]*\
 \\|[0-9]+\\(?:\\.[0-9]+\\)*\\)\\(;[-A-Za-z0-9]+\\)*[=:\t ]+\