diff --git a/dot_config/nushell/prompt.nu b/dot_config/nushell/prompt.nu
index 00b2193..6722e91 100644
--- a/dot_config/nushell/prompt.nu
+++ b/dot_config/nushell/prompt.nu
@@ -1,24 +1,24 @@
-def get_env [s: string]: string -> any {
+def get_env [s: string] {
     try { $env | get --ignore-errors $s } catch { "" }
 }
 
-export def was_successful []: nothing -> bool {
+export def was_successful [] {
     (get_env "LAST_EXIT_CODE") == 0
 }
 
-export def create_left_prompt []: nothing -> string  {
+export def create_left_prompt [] {
     ^starship prompt --cmd-duration (get_env "CMD_DURATION_MS") $'--status=($env.LAST_EXIT_CODE)' --terminal-width (term size).columns
 }
 
-export def create_right_prompt []: nothing -> string  {
+export def create_right_prompt [] {
     ^starship prompt --right --cmd-duration (get_env "CMD_DURATION_MS") $'--status=($env.LAST_EXIT_CODE)' --terminal-width (term size).columns
 }
 
-export def create_continuation_prompt []: nothing -> string  {
+export def create_continuation_prompt [] {
     ^starship prompt --continuation --cmd-duration (get_env "CMD_DURATION_MS") $'--status=($env.LAST_EXIT_CODE)' --terminal-width (term size).columns
 }
 
-def parse_ms_to_human_readable [ms: string]: string -> string  {
+def parse_ms_to_human_readable [ms: string] {
     if $ms == "" {
         $ms
     } else {
@@ -37,13 +37,13 @@ def parse_ms_to_human_readable [ms: string]: string -> string  {
     }
 }
 
-export def create_transient_prompt_left []: nothing -> string  {
+export def create_transient_prompt_left [] {
     if (was_successful) {
         $"(ansi green_bold)󱔳(ansi reset)"
     } else {
         $"(ansi red_bold)󱔷(ansi reset)"
     }
 }
-export def create_transient_prompt_indicator []: nothing -> string {
+export def create_transient_prompt_indicator [] {
     $"(ansi blue_bold) 󰔛 (parse_ms_to_human_readable (get_env "CMD_DURATION_MS")) (if (was_successful) { ansi green_bold } else { ansi red_bold })(ansi reset) "
 }
diff --git a/dot_config/nushell/utils.nu b/dot_config/nushell/utils.nu
index d032392..5675cf3 100644
--- a/dot_config/nushell/utils.nu
+++ b/dot_config/nushell/utils.nu
@@ -1,8 +1,8 @@
-export def 'exists' [ app ]: string -> bool {
+export def 'exists' [ app ] {
     not (which $app | is-empty)
 }
 
-export def 'sysfetch' []: nothing -> nothing {
+export def 'sysfetch' [] {
     if (exists fastfetch) {
         if (("kitty" in $env.TERM) or ("ghostty" in $env.TERM)) and ($"($env.HOME)/.config/fastfetch/kitty.jsonc" | path exists) {
             fastfetch --load-config $"($env.HOME)/.config/fastfetch/kitty.jsonc"
@@ -23,7 +23,7 @@ export def 'sysfetch' []: nothing -> nothing {
     }
 }
 
-export def 'register-plugins' []: nothing -> nothing {
+export def 'register-plugins' [] {
     for plugin_dir in $env.NU_PLUGIN_DIRS {
         for plugin_path in (ls $"($env.NU_PLUGIN_DIRS.0)/nu_plugin_*").name {
             nu -c $"register ($plugin_path)"
@@ -31,7 +31,7 @@ export def 'register-plugins' []: nothing -> nothing {
     }
 }
 
-export def 'build-plugins' []: nothing -> nothing {
+export def 'build-plugins' [] {
     let curdir = pwd
     let plugin_dir = $env.NU_PLUGIN_DIRS.0
     cd $plugin_dir
@@ -40,7 +40,7 @@ export def 'build-plugins' []: nothing -> nothing {
     register-plugins
 }
 
-export def 'install-default-plugins' []: nothing -> nothing {
+export def 'install-default-plugins' [] {
     [ nu_plugin_inc
       nu_plugin_polars
       # nu_plugin_gstat