diff --git a/powershell/Modules/ModPlatformAD/ModPlatformADCredential.psm1 b/powershell/Modules/ModPlatformAD/ModPlatformADCredential.psm1
index b72e110db..fe94126b9 100644
--- a/powershell/Modules/ModPlatformAD/ModPlatformADCredential.psm1
+++ b/powershell/Modules/ModPlatformAD/ModPlatformADCredential.psm1
@@ -58,6 +58,7 @@ function Get-ModPlatformADCredential {
     $SecretValueRaw = aws secretsmanager get-secret-value --secret-id "${SecretArn}" --query SecretString --output text
   }
   $SecretValue = "$SecretValueRaw" | ConvertFrom-Json
+  $DomainNameNetbios = $ModPlatformADConfig.DomainNameNetbios
   $DomainJoinUsername = $ModPlatformADConfig.DomainJoinUsername
   $DomainJoinPassword = $SecretValue.$DomainJoinUsername
   if (-not $DomainJoinPassword) {