diff --git a/README.md b/README.md
index 1cb5660..ac93b46 100644
--- a/README.md
+++ b/README.md
@@ -11,3 +11,4 @@ Table of contents:
 * 03.Street.html
 * 04.Apartment.html
 * 05.Club.html
+* 06.Office.html