diff --git a/CHANGES b/CHANGES
index e654b2d9c48cda7cc4c64bf21287002d30e69b65..b274004590355c7a299f1c3ea86d0883cd4af58b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -6,6 +6,7 @@ OpenLDAP 2.4.13 Engineering
 	Fixed liblutil returning undefined data (ITS#5748)
 	Fixed libldap error code return (ITS#5762)
 	Fixed libldap interaction with GnuTLS CN IP-based matches (ITS#5789)
+	Fixed libldap MAXHOSTNAMELEN typo (ITS#5815)
 	Fixed libldap Ipv6 detection (ITS#5739)
 	Fixed slapd acl checks on ADD (ITS#4556,ITS#5723)
 	Fixed slapd acl application to newly created backends (ITS#5572)
diff --git a/libraries/libldap/os-ip.c b/libraries/libldap/os-ip.c
index 4092b742facd7a275b85e2edb8035a9a33a30735..55636aaece8abfb388279e724bc952ba66382bae 100644
--- a/libraries/libldap/os-ip.c
+++ b/libraries/libldap/os-ip.c
@@ -769,7 +769,7 @@ ldap_host_connected_to( Sockbuf *sb, const char *host )
 		char *herr;
 #ifdef NI_MAXHOST
 		char hbuf[NI_MAXHOST];
-#elif defined( MAXHOSTNAMELEN
+#elif defined( MAXHOSTNAMELEN )
 		char hbuf[MAXHOSTNAMELEN];
 #else
 		char hbuf[256];