diff --git a/modules/openapi-generator/src/main/resources/powershell/Build.ps1.mustache b/modules/openapi-generator/src/main/resources/powershell/Build.ps1.mustache
index 6fed374afbd..be74a118037 100644
--- a/modules/openapi-generator/src/main/resources/powershell/Build.ps1.mustache
+++ b/modules/openapi-generator/src/main/resources/powershell/Build.ps1.mustache
@@ -39,7 +39,9 @@ function Get-FunctionsToExport {
 }
 
 $ScriptDir = Split-Path $script:MyInvocation.MyCommand.Path
-$FunctionPath = 'Api', 'Model', 'Client' | ForEach-Object {Join-Path "$ScriptDir\src\{{{packageName}}}\" $_}
+$FunctionPath = 'Api', 'Model', 'Client' | Where-Object {
+    Join-Path "$ScriptDir\src\{{{packageName}}}\" $_ | Test-Path
+} | ForEach-Object { Join-Path "$ScriptDir\src\{{{packageName}}}\" $_ }
 
 $Manifest = @{
     Path = "$ScriptDir\src\{{{packageName}}}\{{{packageName}}}.psd1"
diff --git a/modules/openapi-generator/src/main/resources/powershell/Org.OpenAPITools.psm1.mustache b/modules/openapi-generator/src/main/resources/powershell/Org.OpenAPITools.psm1.mustache
index 32795eca376..feb7ee5ec66 100644
--- a/modules/openapi-generator/src/main/resources/powershell/Org.OpenAPITools.psm1.mustache
+++ b/modules/openapi-generator/src/main/resources/powershell/Org.OpenAPITools.psm1.mustache
@@ -17,7 +17,9 @@ $Script:Configuration = [System.Collections.HashTable]@{}
 
 $Script:CmdletBindingParameters = @('Verbose','Debug','ErrorAction','WarningAction','InformationAction','ErrorVariable','WarningVariable','InformationVariable','OutVariable','OutBuffer','PipelineVariable')
 
-'Api', 'Model', 'Client', 'Private' | Get-ChildItem -Path {
+'Api', 'Model', 'Client', 'Private' | Where-Object {
+    Join-Path $PSScriptRoot $_ | Test-Path
+} | Get-ChildItem -Path {
     Join-Path $PSScriptRoot $_
 } -Filter '*.ps1' | ForEach-Object {
     Write-Debug "Importing file: $($_.BaseName)"
diff --git a/samples/client/petstore/powershell/Build.ps1 b/samples/client/petstore/powershell/Build.ps1
index e15418c3aad..81c67431bdb 100644
--- a/samples/client/petstore/powershell/Build.ps1
+++ b/samples/client/petstore/powershell/Build.ps1
@@ -45,7 +45,9 @@ function Get-FunctionsToExport {
 }
 
 $ScriptDir = Split-Path $script:MyInvocation.MyCommand.Path
-$FunctionPath = 'Api', 'Model', 'Client' | ForEach-Object {Join-Path "$ScriptDir\src\PSPetstore\" $_}
+$FunctionPath = 'Api', 'Model', 'Client' | Where-Object {
+    Join-Path "$ScriptDir\src\PSPetstore\" $_ | Test-Path
+} | ForEach-Object { Join-Path "$ScriptDir\src\PSPetstore\" $_ }
 
 $Manifest = @{
     Path = "$ScriptDir\src\PSPetstore\PSPetstore.psd1"
diff --git a/samples/client/petstore/powershell/src/PSPetstore/PSPetstore.psm1 b/samples/client/petstore/powershell/src/PSPetstore/PSPetstore.psm1
index 8b0bd5f780e..486b345ebc1 100644
--- a/samples/client/petstore/powershell/src/PSPetstore/PSPetstore.psm1
+++ b/samples/client/petstore/powershell/src/PSPetstore/PSPetstore.psm1
@@ -23,7 +23,9 @@ $Script:Configuration = [System.Collections.HashTable]@{}
 
 $Script:CmdletBindingParameters = @('Verbose','Debug','ErrorAction','WarningAction','InformationAction','ErrorVariable','WarningVariable','InformationVariable','OutVariable','OutBuffer','PipelineVariable')
 
-'Api', 'Model', 'Client', 'Private' | Get-ChildItem -Path {
+'Api', 'Model', 'Client', 'Private' | Where-Object {
+    Join-Path $PSScriptRoot $_ | Test-Path
+} | Get-ChildItem -Path {
     Join-Path $PSScriptRoot $_
 } -Filter '*.ps1' | ForEach-Object {
     Write-Debug "Importing file: $($_.BaseName)"