diff --git a/Modules/VMware.Hv.Helper/VMware.HV.Helper.psm1 b/Modules/VMware.Hv.Helper/VMware.HV.Helper.psm1
index c80d13f..6884703 100644
--- a/Modules/VMware.Hv.Helper/VMware.HV.Helper.psm1
+++ b/Modules/VMware.Hv.Helper/VMware.HV.Helper.psm1
@@ -1356,7 +1356,7 @@ function Get-HVPoolSummary {
 function Find-HVPool {
   [CmdletBinding()]
   param(
-    [Parameter(Mandatory = $false)]
+    [Parameter(Mandatory = $true)]
     $Param
   )