diff --git a/README.md b/README.md
index f6d2314..1dae6aa 100644
--- a/README.md
+++ b/README.md
@@ -64,7 +64,7 @@ $ lua script.lua foo bar
 ```
 
 ```
-Usage: script [-o <output>] [-I <include>] [-h] <input>
+Usage: script [-h] [-o <output>] [-I <include>] <input>
 
 Error: too many arguments
 ```
@@ -74,7 +74,7 @@ $ lua script.lua --help
 ```
 
 ```
-Usage: script [-o <output>] [-I <include>] [-h] <input>
+Usage: script [-h] [-o <output>] [-I <include>] <input>
 
 An example. 
 
@@ -82,11 +82,11 @@ Arguments:
    input                 Input file.
 
 Options: 
+   -h, --help            Show this help message and exit.
    -o <output>, --output <output>
                          Output file. (default: a.out)
    -I <include>, --include <include>
                          Include locations.
-   -h, --help            Show this help message and exit.
 ```
 
 ```bash
@@ -94,7 +94,7 @@ $ lua script.lua foo --outptu=bar
 ```
 
 ```
-Usage: script [-o <output>] [-I <include>] [-h] <input>
+Usage: script [-h] [-o <output>] [-I <include>] <input>
 
 Error: unknown option '--outptu'
 Did you mean '--output'?
diff --git a/docsrc/callbacks.rst b/docsrc/callbacks.rst
index d618483..17ea8a2 100644
--- a/docsrc/callbacks.rst
+++ b/docsrc/callbacks.rst
@@ -31,7 +31,7 @@ argparse can perform automatic validation and conversion on arguments. If ``conv
 
 .. code-block:: none
 
-   Usage: script.lua [-t <times>] [-h] <input>
+   Usage: script.lua [-h] [-t <times>] <input>
 
    Error: nonexistent.txt: No such file or directory
 
@@ -41,7 +41,7 @@ argparse can perform automatic validation and conversion on arguments. If ``conv
 
 .. code-block:: none
 
-   Usage: script.lua [-t <times>] [-h] <input>
+   Usage: script.lua [-h] [-t <times>] <input>
 
    Error: malformed argument 'many'
 
diff --git a/docsrc/commands.rst b/docsrc/commands.rst
index 2d48153..0193c4f 100644
--- a/docsrc/commands.rst
+++ b/docsrc/commands.rst
@@ -91,7 +91,7 @@ Commands have their own usage and help messages.
 
 .. code-block:: none
 
-   Usage: script.lua install [-f <from>] [-h] <rock>
+   Usage: script.lua install [-h] [-f <from>] <rock>
 
    Error: too few arguments
 
@@ -101,14 +101,14 @@ Commands have their own usage and help messages.
 
 .. code-block:: none
 
-   Usage: script.lua install [-f <from>] [-h] <rock>
+   Usage: script.lua install [-h] [-f <from>] <rock>
 
    Arguments:
       rock
 
    Options:
-      -f <from>, --from <from>
       -h, --help            Show this help message and exit.
+      -f <from>, --from <from>
 
 Making a command optional
 -------------------------
diff --git a/docsrc/defaults.rst b/docsrc/defaults.rst
index 64bfb13..0d4c96d 100644
--- a/docsrc/defaults.rst
+++ b/docsrc/defaults.rst
@@ -30,12 +30,12 @@ The existence of a default value is reflected in help message, unless ``show_def
 
 .. code-block:: none
 
-   Usage: script.lua [-o <output>] [-h]
+   Usage: script.lua [-h] [-o <output>]
 
    Options: 
+      -h, --help            Show this help message and exit.
       -o <output>, --output <output>
                             Output file. (default: a.out)
-      -h, --help            Show this help message and exit.
 
 Note that invocation without required arguments is still an error.
 
@@ -45,7 +45,7 @@ Note that invocation without required arguments is still an error.
 
 .. code-block:: none
 
-   Usage: script.lua [-o <output>] [-h]
+   Usage: script.lua [-h] [-o <output>]
 
    Error: too few arguments
 
@@ -76,12 +76,12 @@ Consider the difference:
 
 .. code-block:: none
 
-   Usage: script.lua [-o <o>] [-p [<p>]] [-h]
+   Usage: script.lua [-h] [-o <o>] [-p [<p>]]
 
    Options:
+      -h, --help            Show this help message and exit.
       -o <o>                default: a.out
       -p [<p>]              default: password
-      -h, --help            Show this help message and exit.
 
 .. code-block:: none
 
@@ -111,6 +111,6 @@ Consider the difference:
 
 .. code-block:: none
 
-   Usage: script.lua [-o <o>] [-p [<p>]] [-h]
+   Usage: script.lua [-h] [-o <o>] [-p [<p>]]
 
    Error: too few arguments
diff --git a/docsrc/messages.rst b/docsrc/messages.rst
index 6804e18..b829c69 100644
--- a/docsrc/messages.rst
+++ b/docsrc/messages.rst
@@ -23,11 +23,11 @@ it is not included into help and usage messages, but otherwise works normally.
 
 .. code-block:: none
 
-   Usage: script.lua [--normal-option <normal_option>] [-h]
+   Usage: script.lua [-h] [--normal-option <normal_option>]
 
    Options:
-      --normal-option <normal_option>
       -h, --help            Show this help message and exit.
+      --normal-option <normal_option>
 
 .. code-block:: none
 
@@ -57,11 +57,11 @@ For options and arguments, ``argname`` property controls the placeholder for the
 
 .. code-block:: none
 
-   Usage: script.lua [-f <server>] [-h]
+   Usage: script.lua [-h] [-f <server>]
 
    Options:
-      -f <server>, --from <server>
       -h, --help            Show this help message and exit.
+      -f <server>, --from <server>
 
 ``argname`` can be an array of placeholders.
 
@@ -78,11 +78,11 @@ For options and arguments, ``argname`` property controls the placeholder for the
 
 .. code-block:: none
 
-   Usage: script.lua [--pair <key> <value>] [-h]
+   Usage: script.lua [-h] [--pair <key> <value>]
 
    Options:
-      --pair <key> <value>
       -h, --help            Show this help message and exit.
+      --pair <key> <value>
 
 Grouping elements
 -----------------
@@ -113,9 +113,9 @@ a named group with its own section in the help message. Elements outside any gro
 
 .. code-block:: none
 
-   Usage: script.lua [-v] [--use-colors] [--encoding <encoding>]
+   Usage: script.lua [-h] [-v] [--use-colors] [--encoding <encoding>]
           [--compression-level <compression_level>]
-          [--skip-broken-chunks] [--version] [-h]
+          [--skip-broken-chunks] [--version]
 
    Configuring output format:
       -v, --verbose
@@ -127,8 +127,8 @@ a named group with its own section in the help message. Elements outside any gro
       --skip-broken-chunks
 
    Other options:
-      --version
       -h, --help            Show this help message and exit.
+      --version
 
 Help message line wrapping
 --------------------------
@@ -167,9 +167,10 @@ and the continuation lines are aligned with the first word after the list item m
 
 .. code-block:: none
 
-   Usage: script.lua [-f <foo>] [-b <bar>] [-h]
+   Usage: script.lua [-h] [-f <foo>] [-b <bar>]
 
    Options:
+      -h, --help            Show this help message and exit.
          -f <foo>,          Lorem ipsum dolor sit amet, consectetur adipiscing
       --foo <foo>           elit, sed do eiusmod tempor incididunt ut labore et
                             dolore magna aliqua. Ut enim ad minim veniam, quis
@@ -188,7 +189,6 @@ and the continuation lines are aligned with the first word after the list item m
                               ullamco laboris nisi ut aliquip...
                             * Duis aute irure dolor in reprehenderit in voluptate
                               velit esse cillum dolore eu fugiat nulla pariatur.
-      -h, --help            Show this help message and exit.
 
 ``help_max_width`` property is inherited by commands.
 
@@ -221,8 +221,8 @@ Like ``help_max_width``, all of them are inherited by commands when set on the p
 
 .. code-block:: none
 
-   Usage: script.lua [--foo <foo>] [--bar <bar>]
-                  [--baz <baz>] [--qux <qux>] [-h]
+   Usage: script.lua [-h] [--foo <foo>] [--bar <bar>]
+                     [--baz <baz>] [--qux <qux>]
 
 Help message for a group of arguments, options, or commands is organized into two columns, with usage
 template on the left side and descriptions on the right side.
@@ -250,11 +250,13 @@ within a group (``0`` by default).
 
 .. code-block:: none
 
-   Usage: script.lua [--foo <foo>] [--bar <bar>] [--baz <baz>]
-          [--qux <qux>] [-h]
+   Usage: script.lua [-h] [--foo <foo>] [--bar <bar>] [--baz <baz>]
+          [--qux <qux>]
 
    Options:
 
+     -h, --help     Show this help message and exit.
+
      --foo <foo>    Set foo.
 
      --bar <bar>    Set bar.
@@ -262,5 +264,3 @@ within a group (``0`` by default).
      --baz <baz>    Set baz.
 
      --qux <qux>    Set qux.
-
-     -h, --help     Show this help message and exit.
diff --git a/docsrc/misc.rst b/docsrc/misc.rst
index 5a0d1be..d77b25d 100644
--- a/docsrc/misc.rst
+++ b/docsrc/misc.rst
@@ -127,7 +127,7 @@ Set ``overwrite`` property to ``false`` to prohibit this behavior.
 
 .. code-block:: none
 
-   Usage: script.lua [-o <output>] [-h]
+   Usage: script.lua [-h] [-o <output>]
 
    Error: option '-o' must be used at most 1 time