diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0d59783..23b2385 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -50,7 +50,7 @@ repos:
     hooks:
       - id: check-mailmap
   - repo: https://github.com/rhysd/actionlint
-    rev: v1.7.9
+    rev: v1.7.10
     hooks:
       - id: actionlint
   - repo: https://github.com/adrienverge/yamllint
@@ -72,7 +72,7 @@ repos:
           - mdformat-config
           - mdformat-web
   - repo: https://github.com/DavidAnson/markdownlint-cli2
-    rev: v0.19.1
+    rev: v0.20.0
     hooks:
       - id: markdownlint-cli2
         additional_dependencies:
@@ -82,7 +82,7 @@ repos:
     hooks:
       - id: luacheck
   - repo: https://github.com/NixOS/nixfmt
-    rev: v1.1.0
+    rev: v1.2.0
     hooks:
       - id: nixfmt
 
diff --git a/packages/texcat/README.md b/packages/texcat/README.md
index 8477fc1..5085064 100644
--- a/packages/texcat/README.md
+++ b/packages/texcat/README.md
@@ -78,39 +78,39 @@ extra_servers = [
 ```sh
 $ texcat --help
 Usage: /home/wzy/Desktop/texrocks/packages/texcat/bin/texcat [-h]
-       [--completion {bash,zsh,fish}] [--output <output>]
-       [--syntax <syntax>] [--theme <theme>]
-       [--syntax-type {textmate,tree-sitter}]
-       [--theme-type {textmate}] [--extensions-dir <extensions_dir>]
-       [--output-format {ansi,empty,latex,preamble.tex,test,tex,txt}]
-       [--list {themes,syntaxes,extensions_dirs,colors,links}]
-       [--command-prefix <command_prefix>]
-       [--math-escape <math_escape>] [<file>] ...
+[--completion {bash,zsh,fish}] [--output <output>]
+[--syntax <syntax>] [--theme <theme>]
+[--syntax-type {textmate,tree-sitter}]
+[--theme-type {textmate}] [--extensions-dir <extensions_dir>]
+[--output-format {ansi,empty,latex,preamble.tex,test,tex,txt}]
+[--list {themes,syntaxes,extensions_dirs,colors,links}]
+[--command-prefix <command_prefix>]
+[--math-escape <math_escape>] [<file>] ...
 
 Arguments:
-   file                  file name
+file                  file name
 
 Options:
-   -h, --help            Show this help message and exit.
-   --completion {bash,zsh,fish}
-                         Output a shell completion script for the specified shell.
-   --output <output>     output file name, - means stdout
-   --syntax <syntax>     set syntax, auto means decided by extension
-   --theme <theme>       set theme, auto means first theme such as Abyss
-   --syntax-type {textmate,tree-sitter}
-                         syntax highlight type (default: tree-sitter)
-   --theme-type {textmate}
-                         color scheme type (default: textmate)
-   --extensions-dir <extensions_dir>
-                         directories for VSCode extensions and tree-sitter grammars/queries
-   --output-format {ansi,empty,latex,preamble.tex,test,tex,txt}
-                         output format (default: ansi)
-   --list {themes,syntaxes,extensions_dirs,colors,links}
-                         list all themes/syntaxes/... (default: themes)
-   --command-prefix <command_prefix>
-                         command prefix for TeX
-   --math-escape <math_escape>
-                         the scope to escape $math TeX code$ (default: comment)
+-h, --help            Show this help message and exit.
+--completion {bash,zsh,fish}
+Output a shell completion script for the specified shell.
+--output <output>     output file name, - means stdout
+--syntax <syntax>     set syntax, auto means decided by extension
+--theme <theme>       set theme, auto means first theme such as Abyss
+--syntax-type {textmate,tree-sitter}
+syntax highlight type (default: tree-sitter)
+--theme-type {textmate}
+color scheme type (default: textmate)
+--extensions-dir <extensions_dir>
+directories for VSCode extensions and tree-sitter grammars/queries
+--output-format {ansi,empty,latex,preamble.tex,test,tex,txt}
+output format (default: ansi)
+--list {themes,syntaxes,extensions_dirs,colors,links}
+list all themes/syntaxes/... (default: themes)
+--command-prefix <command_prefix>
+command prefix for TeX
+--math-escape <math_escape>
+the scope to escape $math TeX code$ (default: comment)
 $ texcat lua/texcat.lua --output-format=latex --output=main.tex
 $ lualatex main.tex
 ```
diff --git a/packages/texdef/README.md b/packages/texdef/README.md
index 659c2bd..92f68b7 100644
--- a/packages/texdef/README.md
+++ b/packages/texdef/README.md
@@ -8,7 +8,7 @@ A reimplementation of <https://github.com/MartinScharrer/texdef/>.
 $ lx add -b texdef
 $ texdef TeX
 This is LuaHBTeX, Version 1.23.3 (TeX Live 2026/dev)
- system commands enabled.
+system commands enabled.
 
 \TeX -> T\kern -.1667em\lower .5ex\hbox {E}\kern -.125emX
 $ lx remove -b texdef
diff --git a/packages/texluap/README.md b/packages/texluap/README.md
index 87f8c0b..0413257 100644
--- a/packages/texluap/README.md
+++ b/packages/texluap/README.md
@@ -11,17 +11,17 @@ Usage: tlua [-h] [-e STMT] [-l NAME] [-p] [-v] [-i] [<SCRIPT>] ...
 A Lua command prompt with pretty-printing and auto-completion.
 
 Arguments:
-   SCRIPT                A Lua script to be executed.  Any arguments
-                         specified after the script name, are passed to
-                         the script.
+SCRIPT                A Lua script to be executed.  Any arguments
+specified after the script name, are passed to
+the script.
 
 Options:
-   -h                    Show this help message and exit.
-   -e STMT               Execute string 'STMT'.
-   -l NAME               Require library 'NAME'.
-   -p                    Force plain, uncolored output.
-   -v                    Print version information.
-   -i                    Enter interactive mode.
+-h                    Show this help message and exit.
+-e STMT               Execute string 'STMT'.
+-l NAME               Require library 'NAME'.
+-p                    Force plain, uncolored output.
+-v                    Print version information.
+-i                    Enter interactive mode.
 ```
 
 It is similar to standard lua:
@@ -31,13 +31,13 @@ $ lua -h
 /usr/bin/lua: unrecognized option '-h'
 usage: /usr/bin/lua [options] [script [args]]
 Available options are:
-  -e stat  execute string 'stat'
-  -i       enter interactive mode after executing 'script'
-  -l name  require library 'name' into global 'name'
-  -v       show version information
-  -E       ignore environment variables
-  --       stop handling options
-  -        stop handling options and execute stdin
+-e stat  execute string 'stat'
+-i       enter interactive mode after executing 'script'
+-l name  require library 'name' into global 'name'
+-v       show version information
+-E       ignore environment variables
+--       stop handling options
+-        stop handling options and execute stdin
 ```
 
 The name of tlua comes from [nlua](https://github.com/mfussenegger/nlua).