diff --git a/BlazamSetup/Services/InstallationService.cs b/BlazamSetup/Services/InstallationService.cs
index d2e142d..450fe8c 100644
--- a/BlazamSetup/Services/InstallationService.cs
+++ b/BlazamSetup/Services/InstallationService.cs
@@ -100,7 +100,7 @@ private static bool CreateProgramDataDirectory()
             {
                 string identity = "IIS_IUSRS";
                 if (InstallationConfiguraion.InstallationType == InstallType.Service)
-                    identity = "Network Service";
+                    identity = "NT AUTHORITY\\NetworkService";
 
                 Directory.CreateDirectory(InstallationConfiguraion.ProgramDataDir);
                 FileSystemService.AddPermission(