diff --git a/source/Octopus.Manager.Tentacle/PreReq/PowerShellPrerequisite.cs b/source/Octopus.Manager.Tentacle/PreReq/PowerShellPrerequisite.cs
index 57c610aaa..bb8dec523 100644
--- a/source/Octopus.Manager.Tentacle/PreReq/PowerShellPrerequisite.cs
+++ b/source/Octopus.Manager.Tentacle/PreReq/PowerShellPrerequisite.cs
@@ -44,7 +44,7 @@ static bool CheckPowerShellIsInstalled(out string commandLineOutput)
 
                 commandLineOutput = $"{commandLineOutput}{Environment.NewLine}{stdOut}{Environment.NewLine}{stdErr}";
 
-                return false;// outputText.Contains("Major");
+                return outputText.Contains("Major");
             }
             catch (Exception ex)
             {