diff --git a/template/Prepare-WinBuild2022.ps1 b/template/Prepare-WinBuild2022.ps1
index 5105d97..4f4deed 100644
--- a/template/Prepare-WinBuild2022.ps1
+++ b/template/Prepare-WinBuild2022.ps1
@@ -165,6 +165,12 @@ Set-StrictMode -Version Latest
 $ErrorActionPreference = 'Stop'
 $ProgressPreference   = 'SilentlyContinue'   # suppress Write-Progress (IWR, etc.)
 
+# On Linux, PSWSMan must be imported to register the native WSMan client library.
+# Install once: sudo pwsh -c "Install-Module PSWSMan -Force; Install-WSMan"
+if ($null -ne $IsWindows -and $IsWindows -eq $false) {
+    Import-Module PSWSMan -ErrorAction Stop
+}
+
 function Test-TcpPort {
     param([string]$ComputerName, [int]$Port, [int]$TimeoutMs = 3000)
     try {
diff --git a/template/Prepare-WinBuild2025.ps1 b/template/Prepare-WinBuild2025.ps1
index 03956d0..3dbb712 100644
--- a/template/Prepare-WinBuild2025.ps1
+++ b/template/Prepare-WinBuild2025.ps1
@@ -165,6 +165,12 @@ Set-StrictMode -Version Latest
 $ErrorActionPreference = 'Stop'
 $ProgressPreference   = 'SilentlyContinue'   # suppress Write-Progress (IWR, etc.)
 
+# On Linux, PSWSMan must be imported to register the native WSMan client library.
+# Install once: sudo pwsh -c "Install-Module PSWSMan -Force; Install-WSMan"
+if ($null -ne $IsWindows -and $IsWindows -eq $false) {
+    Import-Module PSWSMan -ErrorAction Stop
+}
+
 function Test-TcpPort {
     param([string]$ComputerName, [int]$Port, [int]$TimeoutMs = 3000)
     try {