diff --git a/marked_polygon_one_arc_v2.txt b/marked_polygon_one_arc_v2.txt
index 80c6c54..5deed8d 100644
--- a/marked_polygon_one_arc_v2.txt
+++ b/marked_polygon_one_arc_v2.txt
@@ -14,7 +14,7 @@ a polynomial one-arc bound holds even for arbitrarily unequal marked
 cylinder intervals.
 
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-READER'S GUIDE
+OVERVIEW
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 The main objects are: