diff --git a/docs/userguide b/docs/userguide
index 50c8b261..772fd4b8 100644
--- a/docs/userguide
+++ b/docs/userguide
@@ -415,7 +415,7 @@ This option determines which border style new windows will have.
 
 *Syntax*:
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-new_window <normal|1pixel|borderless>
+new_window <normal|1pixel|none>
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 *Example*: