diff --git a/README.md b/README.md
index 768a1122b0e..4e3d2e18c7a 100644
--- a/README.md
+++ b/README.md
@@ -159,7 +159,8 @@ the binary verification command above.
 ## Building Node.js
 
 See [BUILDING.md](BUILDING.md) for instructions on how to build
-Node.js from source.
+Node.js from source. The document also contains a list of
+officially supported platforms.
 
 ## Security