diff --git a/src/doc/book/nightly-rust.md b/src/doc/book/nightly-rust.md
index b3be71038a992..25570cb5503c9 100644
--- a/src/doc/book/nightly-rust.md
+++ b/src/doc/book/nightly-rust.md
@@ -54,7 +54,7 @@ binary downloads][install-page].
 
 Oh, we should also mention the officially supported platforms:
 
-* Windows (7, 8, Server 2008 R2)
+* Windows (7+)
 * Linux (2.6.18 or later, various distributions), x86 and x86-64
 * OSX 10.7 (Lion) or greater, x86 and x86-64