diff --git a/ChangeLog b/ChangeLog
index 8f6190c..350fee9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2010-06-15  Google Inc. <opensource@google.com>
+
+	* google-glog: version 0.3.1
+	* GLOG_* environment variables now work even when gflags is installed.
+	* Snow leopard support.
+	* Now we can build and test from out side tree.
+	* Add DCHECK_NOTNULL.
+	* Add ShutdownGoogleLogging to close syslog (thanks DGunchev)
+	* Fix --enable-frame-pointers option (thanks kazuki.ohta)
+	* Fix libunwind detection (thanks giantchen)
+
 2009-07-30  Google Inc. <opensource@google.com>
 
 	* google-glog: version 0.3.0
diff --git a/configure b/configure
index c401710..e8760a6 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.61 for glog 0.3.0.
+# Generated by GNU Autoconf 2.61 for glog 0.3.1.
 #
 # Report bugs to <opensource@google.com>.
 #
@@ -728,8 +728,8 @@
 # Identity of this package.
 PACKAGE_NAME='glog'
 PACKAGE_TARNAME='glog'
-PACKAGE_VERSION='0.3.0'
-PACKAGE_STRING='glog 0.3.0'
+PACKAGE_VERSION='0.3.1'
+PACKAGE_STRING='glog 0.3.1'
 PACKAGE_BUGREPORT='opensource@google.com'
 
 ac_unique_file="README"
@@ -1430,7 +1430,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures glog 0.3.0 to adapt to many kinds of systems.
+\`configure' configures glog 0.3.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1500,7 +1500,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of glog 0.3.0:";;
+     short | recursive ) echo "Configuration of glog 0.3.1:";;
    esac
   cat <<\_ACEOF
 
@@ -1609,7 +1609,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-glog configure 0.3.0
+glog configure 0.3.1
 generated by GNU Autoconf 2.61
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1623,7 +1623,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by glog $as_me 0.3.0, which was
+It was created by glog $as_me 0.3.1, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   $ $0 $@
@@ -2316,7 +2316,7 @@
 
 # Define the identity of the package.
  PACKAGE='glog'
- VERSION='0.3.0'
+ VERSION='0.3.1'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -25541,7 +25541,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by glog $as_me 0.3.0, which was
+This file was extended by glog $as_me 0.3.1, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -25594,7 +25594,7 @@
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-glog config.status 0.3.0
+glog config.status 0.3.1
 configured by $0, generated by GNU Autoconf 2.61,
   with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
diff --git a/configure.ac b/configure.ac
index fd3a123..c912d1f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,7 @@
 # make sure we're interpreted by some minimal autoconf
 AC_PREREQ(2.57)
 
-AC_INIT(glog, 0.3.0, opensource@google.com)
+AC_INIT(glog, 0.3.1, opensource@google.com)
 # The argument here is just something that should be in the current directory
 # (for sanity checking)
 AC_CONFIG_SRCDIR(README)
diff --git a/packages/deb/changelog b/packages/deb/changelog
index 0a43a37..524bedf 100644
--- a/packages/deb/changelog
+++ b/packages/deb/changelog
@@ -1,3 +1,9 @@
+google-glog (0.3.1-1) unstable; urgency=low
+
+  * New upstream release.
+
+ -- Google Inc. <opensource@google.com>  Tue, 15 Jun 2010 13:50:47 +0900
+
 google-glog (0.3-1) unstable; urgency=low
 
   * New upstream release.