diff --git a/docs/xml-config-file.md b/docs/xml-config-file.md
index e11ed60..7f52d7f 100644
--- a/docs/xml-config-file.md
+++ b/docs/xml-config-file.md
@@ -64,7 +64,7 @@ It can be either absolute path, or you can just specify the executable name and
 ### startmode
 
 This element specifies the start mode of the Windows service.
-It can be one of the following values: Boot, System, Automatic, or Manual.
+It can be one of the following values: Automatic, or Manual.
 For more information, see the [ChangeStartMode method](https://docs.microsoft.com/windows/win32/cimwin32prov/changestartmode-method-in-class-win32-service).
 The default value is `Automatic`.