diff --git a/icu4c/readme.html b/icu4c/readme.html
index 3102b04efe..5f3e3fa4f0 100644
--- a/icu4c/readme.html
+++ b/icu4c/readme.html
@@ -4,7 +4,7 @@
 <html lang="en-US" xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US">
   <head>
 
-    <title>ReadMe for ICU 4.5.1 (4.6 M1)</title>
+    <title>ReadMe for ICU 4.5.2 (4.6 M2)</title>
     <meta name="COPYRIGHT" content=
     "Copyright (c) 1997-2010 IBM Corporation and others. All Rights Reserved." />
     <meta name="KEYWORDS" content=
@@ -17,9 +17,9 @@
 
   <body>
     <h1>International Components for Unicode<br />
-     <abbr title="International Components for Unicode">ICU</abbr> 4.5.1 (4.6M1) ReadMe</h1>
+     <abbr title="International Components for Unicode">ICU</abbr> 4.5.2 (4.6M2) ReadMe</h1>
 
-    <p>Last updated: 2010 Jun 22nd<br />
+    <p>Last updated: 2010 Sep 29th<br />
      Copyright &copy; 1997-2010 International Business Machines Corporation and
     others. All Rights Reserved.</p>
     <!-- Remember that there is a copyright at the end too -->
