diff --git a/README.md b/README.md
index 67c59ab..a4b5251 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ The directory `spreadsheets` hold LibreOffice Calc documents that are
 spreadsheets organizing the work. There is a document for User Stories, a
 document for the Product Backlogs, and there will be a document for each Sprint.
 
+The directory `retrospectives` holds the retrospectives of Sprints 3 and onward.
+
 ## What is Four-Line Dropper?
 
 Four-Line Dropper is a game where two players take turns dropping tokens into