diff --git a/README.md b/README.md
index 55f8c43..7209e9a 100644
--- a/README.md
+++ b/README.md
@@ -25,32 +25,35 @@ flags are used.
 usage: smartctl_exporter [<flags>]
 
 Flags:
-  -h, --help                   Show context-sensitive help (also try --help-long and --help-man).
-      --smartctl.path="/usr/sbin/smartctl"  
-                               The path to the smartctl binary
-      --smartctl.interval=60s  The interval between smartctl polls
-      --smartctl.rescan=10m    The interval between rescanning for new/disappeared devices. If the interval is smaller than 1s no
-                               rescanning takes place. If any devices are configured with smartctl.device also no rescanning takes
-                               place.
-      --smartctl.device=SMARTCTL.DEVICE ...  
-                               The device to monitor (repeatable)
+  -h, --[no-]help                Show context-sensitive help (also try --help-long and --help-man).
+      --smartctl.path="/usr/sbin/smartctl"
+                                 The path to the smartctl binary
+      --smartctl.interval=60s    The interval between smartctl polls
+      --smartctl.rescan=10m      The interval between rescanning for new/disappeared devices. If the interval is smaller than 1s no
+                                 rescanning takes place. If any devices are configured with smartctl.device also no rescanning takes place.
+      --[no-]smartctl.scan       Enable scanning. This is a default if no devices are specified
+      --smartctl.device=SMARTCTL.DEVICE ...
+                                 The device to monitor. Device type can be specified after a semicolon, eg. '/dev/bus/0;megaraid,1'
+                                 (repeatable)
       --smartctl.device-exclude=""
-                               Regexp of devices to exclude from automatic scanning. (mutually exclusive to
-                               device-include)
+                                 Regexp of devices to exclude from automatic scanning. (mutually exclusive to device-include)
       --smartctl.device-include=""
-                               Regexp of devices to include in automatic scanning. (mutually exclusive to
-                               device-exclude)
-      --web.telemetry-path="/metrics"  
-                               Path under which to expose metrics
-      --web.systemd-socket     Use systemd socket activation listeners instead of port listeners (Linux only).
+                                 Regexp of devices to exclude from automatic scanning. (mutually exclusive to device-exclude)
+      --smartctl.scan-device-type=SMARTCTL.SCAN-DEVICE-TYPE ...
+                                 Device type to use during automatic scan. Special by-id value forces predictable device names. (repeatable)
+      --smartctl.powermode-check="standby"
+                                 Whether or not to check powermode before fetching data
+      --web.telemetry-path="/metrics"
+                                 Path under which to expose metrics
+      --[no-]web.systemd-socket  Use systemd socket activation listeners instead of port listeners (Linux only).
       --web.listen-address=:9633 ...
-                               Addresses on which to expose metrics and web interface. Repeatable for multiple
-                               addresses.
-      --web.config.file=""     [EXPERIMENTAL] Path to configuration file that can enable TLS or authentication.
-      --log.level=info         Only log messages with the given severity or above. One of: [debug, info, warn,
-                               error]
-      --log.format=logfmt      Output format of log messages. One of: [logfmt, json]
-      --version                Show application version.
+                                 Addresses on which to expose metrics and web interface. Repeatable for multiple addresses. Examples:
+                                 `:9100` or `[::1]:9100` for http, `vsock://:9100` for vsock
+      --web.config.file=""       Path to configuration file that can enable TLS or authentication. See:
+                                 https://github.com/prometheus/exporter-toolkit/blob/master/docs/web-configuration.md
+      --log.level=info           Only log messages with the given severity or above. One of: [debug, info, warn, error]
+      --log.format=logfmt        Output format of log messages. One of: [logfmt, json]
+      --[no-]version             Show application version.
 ```
 
 ## TLS and basic authentication