diff --git a/doc/Manual.html b/doc/Manual.html
index f9372ad6af..de8206d10f 100644
--- a/doc/Manual.html
+++ b/doc/Manual.html
@@ -22,7 +22,7 @@
 
 <CENTER><H3>LAMMPS Documentation 
 </H3></CENTER>
-<CENTER><H4>31 Jan 2013 version 
+<CENTER><H4>1 Feb 2013 version 
 </H4></CENTER>
 <H4>Version info: 
 </H4>
diff --git a/doc/Manual.txt b/doc/Manual.txt
index 9310a102dc..7f69674ab6 100644
--- a/doc/Manual.txt
+++ b/doc/Manual.txt
@@ -18,7 +18,7 @@
 <H1></H1>
 
 LAMMPS Documentation :c,h3
-31 Jan 2013 version :c,h4
+1 Feb 2013 version :c,h4
 
 Version info: :h4