diff --git a/doc/go_spec.html b/doc/go_spec.html
index 239e69c987c..c93bb6c65d4 100644
--- a/doc/go_spec.html
+++ b/doc/go_spec.html
@@ -1,6 +1,6 @@
 <!--{
 	"Title": "The Go Programming Language Specification",
-	"Subtitle": "Version of January 18, 2013",
+	"Subtitle": "Version of January 21, 2013",
 	"Path": "/ref/spec"
 }-->
 
@@ -4922,7 +4922,8 @@ At any time the following relationship holds:
 </pre>
 
 <p>
-The length and capacity of a <code>nil</code> slice, map, or channel are 0.
+The length of a <code>nil</code> slice, map or channel is 0.
+The capacity of a <code>nil</code> slice and channel is 0.
 </p>
 
 <p>