diff --git a/build/funcs/Import-PSGalleryModuleNested.ps1 b/build/funcs/Import-PSGalleryModuleNested.ps1
index bd33680..b515540 100644
--- a/build/funcs/Import-PSGalleryModuleNested.ps1
+++ b/build/funcs/Import-PSGalleryModuleNested.ps1
@@ -1,3 +1,6 @@
+#!/usr/bin/env pwsh
+$ErrorActionPreference = "Stop"
+Set-StrictMode -Version Latest
 
 
 function Import-PSGalleryModuleNested {
@@ -21,6 +24,7 @@ function Import-PSGalleryModuleNested {
         [Parameter(Mandatory = $false)]
         [switch] $SkipAlreadyLoaded
     )
+    [string] $ds = [System.IO.Path]::DirectorySeparatorChar
     [PSModuleInfo[]] $modulesLoaded = @()
     if ($id -and $version) {
         if ($SkipAlreadyLoaded -and (Get-Module -Name $id -ErrorAction SilentlyContinue)) {
@@ -47,7 +51,6 @@ function Import-PSGalleryModuleNested {
             throw "Either or both of '-RuntimeDependencies' and '-DevelopmentDependencies' must be specified when not loading a specific individual module."
         }
 
-        [string] $ds = [System.IO.Path]::DirectorySeparatorChar
         [string] $projectRoot = Resolve-Path -Path "$PSScriptRoot${ds}..${ds}.."
         if (-not (Test-Path "${projectRoot}${ds}lib" -PathType Container -ErrorAction SilentlyContinue)) {
             throw "Could not find folder 'lib' at '$projectRoot'. Did you forget to 'restore'?"
diff --git a/build/lint.ps1 b/build/lint.ps1
index ab09792..6b3665a 100644
--- a/build/lint.ps1
+++ b/build/lint.ps1
@@ -6,13 +6,13 @@ $ErrorActionPreference = "Stop"
 Set-StrictMode -Version Latest
 
 
+[string] $ds = [System.IO.Path]::DirectorySeparatorChar
 . "${PSScriptRoot}${ds}funcs${ds}Import-PSGalleryModuleNested.ps1"
 Import-PSGalleryModuleNested -id 'PSScriptAnalyzer' -SkipAlreadyLoaded | Out-Null
 
 if (-not (Get-Command Invoke-ScriptAnalyzer -ErrorAction SilentlyContinue)) {
     throw "Invoke-ScriptAnalyzer not found. Please ensure that PowerShell module 'PSScriptAnalyzer' is configured as a development dependency."
 }
-$ds = [System.IO.Path]::DirectorySeparatorChar
 Invoke-ScriptAnalyzer -Path "${PSScriptRoot}${ds}..${ds}src${ds}**${ds}*" -Recurse -ReportSummary -OutVariable issues
 $errors   = $issues.Where({$_.Severity -eq 'Error'})
 $warnings = $issues.Where({$_.Severity -eq 'Warning'})
diff --git a/build/package-dev.ps1 b/build/package-dev.ps1
index 66355e5..1ad0d21 100644
--- a/build/package-dev.ps1
+++ b/build/package-dev.ps1
@@ -33,7 +33,7 @@ if (-not $PackageVersionPrereleaseTag) {
     $PackageVersionPrereleaseTag = "dev-" + $PackageVersionPrereleaseTag
 }
 
-$ds = [System.IO.Path]::DirectorySeparatorChar
+[string] $ds = [System.IO.Path]::DirectorySeparatorChar
 & "${PSScriptRoot}${ds}package.ps1" `
     -PackageVersionNuGet $PackageVersionNuGet `
     -PackageVersionMajorMinorPatchBuild $PackageVersionMajorMinorPatchBuild `
diff --git a/build/package.ps1 b/build/package.ps1
index 078b882..00b8626 100644
--- a/build/package.ps1
+++ b/build/package.ps1
@@ -24,8 +24,8 @@ $ErrorActionPreference = "Stop"
 Set-StrictMode -Version Latest
 
 
-& "${PSScriptRoot}${ds}restore.ps1"
 [string] $ds = [System.IO.Path]::DirectorySeparatorChar
+& "${PSScriptRoot}${ds}restore.ps1"
 [string[]] $authors = @(
     "Pwshrc Maintainers"
 )