diff --git a/README.md b/README.md
index 0dd923b..c9e2c6c 100644
--- a/README.md
+++ b/README.md
@@ -65,29 +65,23 @@
 
 ## help
 ```
-usage: update-record.py [-h] -r type [--delete] [-u] [-c path] [-t TTL]
-                        [-s section] [-v] [-d]
-                        domain [content]
+usage: update-record.py [-h] -r type -m mode [-p] [-c path] [-t TTL] [-s section] [-v] [-d] domain [content]
 
 inwx subdomain update
 
 positional arguments:
   domain                full domain like subdomain.example.com
-  content               ip or string to fill/update into subdomain domain
-                        entry
+  content               ip or string to fill/update into subdomain domain entry
 
 optional arguments:
   -h, --help            show this help message and exit
   -r type, --record-type type
                         record type (A, AAAA, TXT, CNAME, TLSA)
-  --delete              delete existing record with given content, or delete
-                        all records if no content is given
-  -u, --update          update all existing records if one exists, otherwise
-                        fails
+  -m mode, --mode mode  operation mode (create, update, delete) update:update all existing records if one exists, or create if not existing delete: delete existing record with given content, or delete all records if no content is given
+  -p, --public-ip       insert public ip. Use -r A for ip4 an -r AAAA for ipv6
   -c path, --config_file path
                         path to configuration file
-  -t TTL, --ttl TTL     TTL (time to live) of the nameserver record in seconds
-                        (default 3600)
+  -t TTL, --ttl TTL     TTL (time to live) of the nameserver record in seconds (default 3600)
   -s section, --config_section section
                         configuration section (live, ote) default: live
   -v, --verbose         verbose