1 files changed, 2 insertions, 1 deletions
diff --git a/README b/README
index ed7e6ad8f..43a69effc 100644
--- a/README
+++ b/README
@@ -269,7 +269,8 @@ Options
 
 `--chapters`
 :   Treat top-level headers as chapters in LaTeX, ConTeXt, and DocBook
-    output.
+    output.  When the LaTeX template uses the report, book, or
+    memoir class, this option is implied.
 
 `-N`, `--number-sections`
 :   Number section headings in LaTeX, ConTeXt, or HTML output.