diff --git a/doc/ncmpcpp.1 b/doc/ncmpcpp.1
index f41cdc42..1c6a1bba 100644
--- a/doc/ncmpcpp.1
+++ b/doc/ncmpcpp.1
@@ -368,7 +368,7 @@ Color of active column's highlight.
 Color of visualization.
 .TP
 .B window_border_color = BORDER
-Border color of pop-up windows. If set to empty, no border will be shown.
+Border color of pop-up windows. If set to 'none', no border will be shown.
 .B active_window_border = COLOR
 Color of active window's border.
 .TP