diff --git a/tldr/texcount b/tldr/texcount
index d1497622..6a64817a 100644
--- a/tldr/texcount
+++ b/tldr/texcount
@@ -21,6 +21,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `texcount -inc {{file.tex}}`
 
+- Count words in a document and subdocuments, producing subcounts by chapter (instead of subsection):
+
+`texcount -merge -sub=chapter {{file.tex}}`
+
 - Count words with verbose output:
 
 `texcount -v {{path/to/file.tex}}`