1 files changed, 7 insertions, 0 deletions
diff --git a/README.md b/README.md
index 985b5f4..6b51713 100644
--- a/README.md
+++ b/README.md
@@ -33,8 +33,15 @@ Type `ldapply --help` to see usage summary:
     Options:
       -H <ldapuri>       LDAP URL to connect to [default: ldapi:///]
 
+      -D <binddn>        Use simple bind with the Distinguished Name <binddn>
+      -w <passwd>        Use <passwd> as the password for simple bind
+      -y <passwdfile>    Read password from <passwdfile>, only the first line is read
+
       -h, --help         Show this message
 
+    If option -D is given, simple bind is used, otherwise SASL External.
+    If option -w is given, -y is ignored.
+
 
 LDIF example
 ============