diff --git a/master-doc.txt b/master-doc.txt
index 4ed258c..9311991 100644
--- a/master-doc.txt
+++ b/master-doc.txt
@@ -511,6 +511,13 @@ link: bbt-markers
 part: subchapter
 ---
 
+---
+title: Tempo
+include: tempo-ruler.html
+link: tempo-ruler
+part: subchapter
+---
+
 ---
 title: Time Signature
 include: time-signature-ruler.html