diff --git a/doc/manual/src/configuration.md b/doc/manual/src/configuration.md
index c82b16b9..f8d6aea3 100644
--- a/doc/manual/src/configuration.md
+++ b/doc/manual/src/configuration.md
@@ -126,7 +126,7 @@ general any LDAP group of the form *hydra\_some\_role* (notice the
       binddn: "cn=root,dc=example"
       bindpw: notapassword
       start_tls: 0
-      start_tls_options
+      start_tls_options:
         verify:  none
       user_basedn: "ou=users,dc=example"
       user_filter: "(&(objectClass=inetOrgPerson)(cn=%s))"