diff --git a/.github/workflows/Action-Test.yml b/.github/workflows/Action-Test.yml
index c40d2e0..56c0b5f 100644
--- a/.github/workflows/Action-Test.yml
+++ b/.github/workflows/Action-Test.yml
@@ -26,7 +26,5 @@ jobs:
 
       - name: Action-Test
         uses: ./
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
         with:
           WhatIf: true
diff --git a/scripts/main.ps1 b/scripts/main.ps1
index 3872bbb..4ec65c6 100644
--- a/scripts/main.ps1
+++ b/scripts/main.ps1
@@ -36,19 +36,19 @@ LogGroup 'Set configuration' {
         $configuration = ConvertFrom-Yaml -Yaml (Get-Content $env:PSMODULE_AUTO_RELEASE_INPUT_ConfigurationFile -Raw)
     }
 
-    $autoCleanup = [string]::IsNullOrEmpty($configuration.AutoCleanup) ? $configuration.AutoCleanup -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_AutoCleanup -eq 'true'
-    $autoPatching = [string]::IsNullOrEmpty($configuration.AutoPatching) ? $configuration.AutoPatching -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_AutoPatching -eq 'true'
-    $createMajorTag = [string]::IsNullOrEmpty($configuration.CreateMajorTag) ? $configuration.CreateMajorTag -EQ 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_CreateMajorTag -EQ 'true'
-    $createMinorTag = [string]::IsNullOrEmpty($configuration.CreateMinorTag) ? $configuration.CreateMinorTag -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_CreateMinorTag -eq 'true'
-    $datePrereleaseFormat = [string]::IsNullOrEmpty($configuration.DatePrereleaseFormat) ? $configuration.DatePrereleaseFormat : $env:PSMODULE_AUTO_RELEASE_INPUT_DatePrereleaseFormat
-    $incrementalPrerelease = [string]::IsNullOrEmpty($configuration.IncrementalPrerelease) ? $configuration.IncrementalPrerelease -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_IncrementalPrerelease -eq 'true'
-    $versionPrefix = [string]::IsNullOrEmpty($configuration.VersionPrefix) ? $configuration.VersionPrefix : $env:PSMODULE_AUTO_RELEASE_INPUT_VersionPrefix
-    $whatIf = [string]::IsNullOrEmpty($configuration.WhatIf) ? $configuration.WhatIf -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_WhatIf -eq 'true'
+    $autoCleanup = ![string]::IsNullOrEmpty($configuration.AutoCleanup) ? $configuration.AutoCleanup -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_AutoCleanup -eq 'true'
+    $autoPatching = ![string]::IsNullOrEmpty($configuration.AutoPatching) ? $configuration.AutoPatching -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_AutoPatching -eq 'true'
+    $createMajorTag = ![string]::IsNullOrEmpty($configuration.CreateMajorTag) ? $configuration.CreateMajorTag -EQ 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_CreateMajorTag -EQ 'true'
+    $createMinorTag = ![string]::IsNullOrEmpty($configuration.CreateMinorTag) ? $configuration.CreateMinorTag -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_CreateMinorTag -eq 'true'
+    $datePrereleaseFormat = ![string]::IsNullOrEmpty($configuration.DatePrereleaseFormat) ? $configuration.DatePrereleaseFormat : $env:PSMODULE_AUTO_RELEASE_INPUT_DatePrereleaseFormat
+    $incrementalPrerelease = ![string]::IsNullOrEmpty($configuration.IncrementalPrerelease) ? $configuration.IncrementalPrerelease -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_IncrementalPrerelease -eq 'true'
+    $versionPrefix = ![string]::IsNullOrEmpty($configuration.VersionPrefix) ? $configuration.VersionPrefix : $env:PSMODULE_AUTO_RELEASE_INPUT_VersionPrefix
+    $whatIf = ![string]::IsNullOrEmpty($configuration.WhatIf) ? $configuration.WhatIf -eq 'true' : $env:PSMODULE_AUTO_RELEASE_INPUT_WhatIf -eq 'true'
 
-    $ignoreLabels = ([string]::IsNullOrEmpty($configuration.IgnoreLabels) ? $configuration.IgnoreLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_IgnoreLabels) -split ',' | ForEach-Object { $_.Trim() }
-    $majorLabels = ([string]::IsNullOrEmpty($configuration.MajorLabels) ? $configuration.MajorLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_MajorLabels) -split ',' | ForEach-Object { $_.Trim() }
-    $minorLabels = ([string]::IsNullOrEmpty($configuration.MinorLabels) ? $configuration.MinorLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_MinorLabels) -split ',' | ForEach-Object { $_.Trim() }
-    $patchLabels = ([string]::IsNullOrEmpty($configuration.PatchLabels) ? $configuration.PatchLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_PatchLabels) -split ',' | ForEach-Object { $_.Trim() }
+    $ignoreLabels = (![string]::IsNullOrEmpty($configuration.IgnoreLabels) ? $configuration.IgnoreLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_IgnoreLabels) -split ',' | ForEach-Object { $_.Trim() }
+    $majorLabels = (![string]::IsNullOrEmpty($configuration.MajorLabels) ? $configuration.MajorLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_MajorLabels) -split ',' | ForEach-Object { $_.Trim() }
+    $minorLabels = (![string]::IsNullOrEmpty($configuration.MinorLabels) ? $configuration.MinorLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_MinorLabels) -split ',' | ForEach-Object { $_.Trim() }
+    $patchLabels = (![string]::IsNullOrEmpty($configuration.PatchLabels) ? $configuration.PatchLabels : $env:PSMODULE_AUTO_RELEASE_INPUT_PatchLabels) -split ',' | ForEach-Object { $_.Trim() }
 
     Write-Output '-------------------------------------------------'
     Write-Output "Auto cleanup enabled:           [$autoCleanup]"
@@ -153,7 +153,7 @@ LogGroup 'Get latest version' {
     $latestRelease = $releases | Where-Object { $_.isLatest -eq $true }
     $latestRelease | Format-List | Out-String
     $latestVersionString = $latestRelease.tagName
-    if ([string]::IsNullOrEmpty($latestVersionString)) {
+    if (![string]::IsNullOrEmpty($latestVersionString)) {
         $latestVersion = $latestVersionString | ConvertTo-PSSemVer
         Write-Output '-------------------------------------------------'
         Write-Output 'Latest version:'
@@ -192,7 +192,7 @@ if ($createPrerelease -or $createRelease -or $whatIf) {
             $newVersion.Prerelease = $prereleaseName
             Write-Output "Partial new version: [$newVersion]"
 
-            if ([string]::IsNullOrEmpty($datePrereleaseFormat)) {
+            if (![string]::IsNullOrEmpty($datePrereleaseFormat)) {
                 Write-Output "Using date-based prerelease: [$datePrereleaseFormat]."
                 $newVersion.Prerelease += ".$(Get-Date -Format $datePrereleaseFormat)"
                 Write-Output "Partial new version: [$newVersion]"