diff --git a/README.md b/README.md
index 74fcc58b5baabfa654cec8b86c0e98514f9098af..35f6cdf9b704ef1d3f6c848e1b44570d235df36a 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ pbrt, Version 4 (Early Release)
 This is an early release of pbrt-v4, the rendering system that will be
 described in the (eventually) forthcoming fourth edition of *Physically
 Based Rendering: From Theory to Implementation*.  (We hope to have an
-online version of the book posted a few months into 2020 and printed books available
+online version of the book posted a few months into 2021 and printed books available
 in Summer 2021.)
 
 We are making this code available for hardy adventurers; it's not yet