diff --git a/private_Library/private_Application Support/nushell/config.nu b/private_Library/private_Application Support/nushell/config.nu
index bda2040..bcbff69 100644
--- a/private_Library/private_Application Support/nushell/config.nu	
+++ b/private_Library/private_Application Support/nushell/config.nu	
@@ -1,6 +1,9 @@
-let-env config = ($env.config | upsert show_banner false)
-let-env config = ($env.config | upsert rm.always_trash true)
-let-env config = ($env.config | upsert edit_mode vi)
-let-env config = ($env.config | upsert history.max_size 100000)
-let-env config = ($env.config | upsert footer_mode auto)
-let-env config = ($env.config | upsert history.file_format "sqlite")
\ No newline at end of file
+if not 'config' in $env {
+	$env.config = ([] | into record)
+}
+$env.config = ($env.config | upsert show_banner false)
+$env.config = ($env.config | upsert rm.always_trash true)
+$env.config = ($env.config | upsert edit_mode vi)
+$env.config = ($env.config | upsert history.max_size 100000)
+$env.config = ($env.config | upsert footer_mode auto)
+$env.config = ($env.config | upsert history.file_format "sqlite")
diff --git a/private_Library/private_Application Support/nushell/env.nu b/private_Library/private_Application Support/nushell/env.nu
index 5dd6d4d..a9b221b 100644
--- a/private_Library/private_Application Support/nushell/env.nu	
+++ b/private_Library/private_Application Support/nushell/env.nu	
@@ -2,15 +2,15 @@
 
 ### Load standardised prompt "starship"
 # TEMP: Custom vi prompt indicators
-let-env PROMPT_INDICATOR_VI_INSERT = ""
-let-env PROMPT_INDICATOR_VI_NORMAL = ""
+$env.PROMPT_INDICATOR_VI_INSERT = ""
+$env.PROMPT_INDICATOR_VI_NORMAL = ""
 source ~/.cache/starship/init.nu
 
 # Specifies how environment variables are:
 # - converted from a string to a value on Nushell startup (from_string)
 # - converted from a value back to a string when running external commands (to_string)
 # Note: The conversions happen *after* config.nu is loaded
-let-env ENV_CONVERSIONS = {
+$env.ENV_CONVERSIONS = {
   "PATH": {
     from_string: { |s| $s | split row (char esep) | path expand --no-symlink }
     to_string: { |v| $v | path expand --no-symlink | str join (char esep) }
@@ -20,48 +20,47 @@ let-env ENV_CONVERSIONS = {
 # Directories to search for scripts when calling source or use
 #
 # By default, <nushell-config-dir>/scripts is added
-let-env NU_LIB_DIRS = [ ($nu.default-config-dir | path join 'scripts') ]
+$env.NU_LIB_DIRS = [ ($nu.default-config-dir | path join 'scripts') ]
 
 # Directories to search for plugin binaries when calling register
 #
 # By default, <nushell-config-dir>/plugins is added
-let-env NU_PLUGIN_DIRS = [ ($nu.default-config-dir | path join 'plugins') ]
-
+$env.NU_PLUGIN_DIRS = [ ($nu.default-config-dir | path join 'plugins') ]
 
 # Add entries to PATH:
 # From MacOS helper (/usr/libexec/path_helper)
-let-env PATH = ($env.PATH | split row (char esep) | append "/Library/TeX/texbin")
-let-env PATH = ($env.PATH | split row (char esep) | append "/Library/Apple/usr/bin")
-let-env PATH = ($env.PATH | split row (char esep) | append "/opt/homebrew/bin")
-let-env PATH = ($env.PATH | split row (char esep) | append "/opt/homebrew/sbin")
-let-env PATH = ($env.PATH | split row (char esep) | append "/usr/local/bin")
+$env.PATH = ($env.PATH | split row (char esep) | append "/Library/TeX/texbin")
+$env.PATH = ($env.PATH | split row (char esep) | append "/Library/Apple/usr/bin")
+$env.PATH = ($env.PATH | split row (char esep) | append "/opt/homebrew/bin")
+$env.PATH = ($env.PATH | split row (char esep) | append "/opt/homebrew/sbin")
+$env.PATH = ($env.PATH | split row (char esep) | append "/usr/local/bin")
 # Optional Homebrew packages
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/bison/bin")
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/flex/bin")
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/llvm/bin")
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/openjdk/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/bison/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/flex/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/llvm/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"(brew --prefix | str trim)/opt/openjdk/bin")
 # Other package managers
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"($env.HOME)/.local/bin")
-let-env PATH = ($env.PATH | split row (char esep) | prepend $"($env.HOME)/.cargo/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"($env.HOME)/.local/bin")
+$env.PATH = ($env.PATH | split row (char esep) | prepend $"($env.HOME)/.cargo/bin")
 
 # --- user custom ---
 # Set default editor
-let-env EDITOR = "nvim"
-let-env VISUAL = "codium"
+$env.EDITOR = "nvim"
+$env.VISUAL = "codium"
 # Alias for Monash compute cluster
-let-env OPTCLUSTER = "compute.optimisation-2020.cloud.edu.au"
+$env.OPTCLUSTER = "compute.optimisation-2020.cloud.edu.au"
 # CMake settings
-let-env CMAKE_EXPORT_COMPILE_COMMANDS = "1" # output compile-commands.json for clangd
-let-env CMAKE_GENERATOR = "Ninja Multi-Config" # use Ninja generator by default
-let-env CMAKE_C_COMPILER_LAUNCHER = "ccache"
-let-env CMAKE_CXX_COMPILER_LAUNCHER = "ccache"
+$env.CMAKE_EXPORT_COMPILE_COMMANDS = "1" # output compile-commands.json for clangd
+$env.CMAKE_GENERATOR = "Ninja Multi-Config" # use Ninja generator by default
+$env.CMAKE_C_COMPILER_LAUNCHER = "ccache"
+$env.CMAKE_CXX_COMPILER_LAUNCHER = "ccache"
 # Homebrew shell setup (brew shellenv)
-let-env HOMEBREW_PREFIX = "/opt/homebrew"
-let-env HOMEBREW_CELLAR = "/opt/homebrew/Cellar"
-let-env HOMEBREW_REPOSITORY = "/opt/homebrew"
-let-env INFOPATH = "/opt/homebrew/share/info"
+$env.HOMEBREW_PREFIX = "/opt/homebrew"
+$env.HOMEBREW_CELLAR = "/opt/homebrew/Cellar"
+$env.HOMEBREW_REPOSITORY = "/opt/homebrew"
+$env.INFOPATH = "/opt/homebrew/share/info"
 # Set MANPATH
-let-env MANPATH = "/usr/share/man:/usr/local/share/man:/Library/TeX/Distributions/.DefaultTeX/Contents/Man:/opt/homebrew/share/man"
+$env.MANPATH = "/usr/share/man:/usr/local/share/man:/Library/TeX/Distributions/.DefaultTeX/Contents/Man:/opt/homebrew/share/man"
 
 ### Setup aliases
 alias edit = ^($env.VISUAL)