diff --git a/README.md b/README.md
index db7c9f26000dc..de0a59bc34867 100644
--- a/README.md
+++ b/README.md
@@ -157,6 +157,7 @@ The Julia source code is organized as follows:
     contrib/       editor support for Julia source, miscellaneous scripts
     deps/          external dependencies
     doc/src/manual source for the user manual
+    doc/build      detailed notes for building Julia
     src/           source for Julia language core
     test/          test suites
     ui/            source for various front ends