--- a/spec/latest/json-ld-syntax/index.html	Sun Mar 18 19:54:34 2012 +0800
+++ b/spec/latest/json-ld-syntax/index.html	Sun Mar 18 20:08:59 2012 +0800
@@ -162,9 +162,9 @@
 
           // if there is a previously published draft, uncomment this and set its YYYY-MM-DD date
           // and its maturity status
-          previousPublishDate:  "2011-10-23",
+          previousPublishDate:  "2012-01-22",
           previousMaturity:     "ED",
-          previousDiffURI:      "http://json-ld.org/spec/ED/json-ld-syntax/20111023/index.html",
+          previousDiffURI:      "http://json-ld.org/spec/ED/json-ld-syntax/20120122/index.html",
           diffTool:             "http://www.aptest.com/standards/htmldiff/htmldiff.pl",
 
           // if there a publicly available Editor's Draft, this is the link