diff --git a/doc/src/Manual.txt b/doc/src/Manual.txt
index 755bbe5e7e79f1eac661b6614b69efc1ed813c65..bceb1740177ee0ac737b6efcf33c9212bf17a95b 100644
--- a/doc/src/Manual.txt
+++ b/doc/src/Manual.txt
@@ -1,7 +1,7 @@
 <!-- HTML_ONLY -->
 <HEAD>
 <TITLE>LAMMPS Users Manual</TITLE>
-<META NAME="docnumber" CONTENT="13 Apr 2017 version">
+<META NAME="docnumber" CONTENT="4 May 2017 version">
 <META NAME="author" CONTENT="http://lammps.sandia.gov - Sandia National Laboratories">
 <META NAME="copyright" CONTENT="Copyright (2003) Sandia Corporation.  This software and manual is distributed under the GNU General Public License.">
 </HEAD>
@@ -21,7 +21,7 @@
 <H1></H1>
 
 LAMMPS Documentation :c,h3
-13 Apr 2017 version :c,h4
+4 May 2017 version :c,h4
 
 Version info: :h4
 
diff --git a/src/version.h b/src/version.h
index 2068d6457391c7e0d8de459be561945e03c25894..7ae7ec4872517291ac25edcd148ba7b6e858cc3c 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "13 Apr 2017"
+#define LAMMPS_VERSION "4 May 2017"