diff --git a/Microsoft.PowerShell_profile.ps1 b/Microsoft.PowerShell_profile.ps1
index 4c0de8c..19846ef 100644
--- a/Microsoft.PowerShell_profile.ps1
+++ b/Microsoft.PowerShell_profile.ps1
@@ -231,7 +231,8 @@ function uptime {
             # reformat lastBoot
             $lastBoot = $bootTime.ToString("$dateFormat $timeFormat")
         } else {
-            $lastBoot = net statistics workstation | Select-String "since" | ForEach-Object { $_.ToString().Replace('Statistics since ', '') }
+            # the Get-Uptime cmdlet was introduced in PowerShell 6.0
+            $lastBoot = (Get-Uptime -Since).ToString("$dateFormat $timeFormat")			
             $bootTime = [System.DateTime]::ParseExact($lastBoot, "$dateFormat $timeFormat", [System.Globalization.CultureInfo]::InvariantCulture)
         }