diff --git a/runtime/doc/gui_x11.txt b/runtime/doc/gui_x11.txt
index a95b9fd..76e2ac2 100644
--- a/runtime/doc/gui_x11.txt
+++ b/runtime/doc/gui_x11.txt
@@ -496,7 +496,7 @@
 in mind always when you try improving a theme.
 
 
-Example 3.  border color
+Example 3.  border color ~
 
 To eliminate borders when maximized: >