diff --git a/doc/install-source.html b/doc/install-source.html
index 15cb624df2..7daf360a0f 100644
--- a/doc/install-source.html
+++ b/doc/install-source.html
@@ -109,7 +109,7 @@ Then clone the repository and check out the latest release tag:</p>
 <pre>
 $ git clone https://go.googlesource.com/go
 $ cd go
-$ git checkout go1.4
+$ git checkout go1.4.1
 </pre>
 
 <h2 id="head">(Optional) Switch to the master branch</h2>