diff --git a/bin/feedlog.pl b/bin/feedlog.pl
index 147a28f..6359693 100755
--- a/bin/feedlog.pl
+++ b/bin/feedlog.pl
@@ -13,7 +13,6 @@
 # which Perl itself is published.
 
 BEGIN {
-  our $VERSION = "0.02";
   use File::Basename;
   # we're in .../bin, so our module is in ../lib
   push(@INC, dirname($0).'/../lib');
@@ -81,7 +80,7 @@ my %Conf = %{ReadConfig($OptConfFile)};
 
 ### init syslog
 openlog($0, 'nofatal,pid', LOG_NEWS);
-syslog(LOG_NOTICE, "$MyVersion starting up.") if !$OptQuiet;
+syslog(LOG_NOTICE, "$0 $VERSION starting up.") if !$OptQuiet;
 
 ### init database
 my ($DBHandle,$DBQuery) = PrepareDB(\%Conf);
diff --git a/bin/gatherstats.pl b/bin/gatherstats.pl
index f2795c2..60043d1 100755
--- a/bin/gatherstats.pl
+++ b/bin/gatherstats.pl
@@ -13,7 +13,6 @@
 # which Perl itself is published.
 
 BEGIN {
-  our $VERSION = "0.02";
   use File::Basename;
   # we're in .../bin, so our module is in ../lib
   push(@INC, dirname($0).'/../lib');
diff --git a/bin/groupstats.pl b/bin/groupstats.pl
index 37fd7d8..b716566 100755
--- a/bin/groupstats.pl
+++ b/bin/groupstats.pl
@@ -13,7 +13,6 @@
 # which Perl itself is published.
 
 BEGIN {
-  our $VERSION = "0.02";
   use File::Basename;
   # we're in .../bin, so our module is in ../lib
   push(@INC, dirname($0).'/../lib');
diff --git a/doc/ChangeLog b/doc/ChangeLog
index 4444cbc..3f7383e 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,4 +1,4 @@
-NewsStats 0.02 (unreleased)
+NewsStats 0.2.0 (unreleased)
   * Redo directory structure:
     - Move all scripts to /bin
     - Move configuration to /etc
@@ -10,6 +10,8 @@ NewsStats 0.02 (unreleased)
   * Accept an upper/lower boundary of 0 (zero).
   * Update copyright dates, version numbers, author address and
     repository location.
+  * Unify version across all scripts and modules, change to
+    semantic versioning.
 
 NewsStats 0.01 (2013-09-02)
   * Initial public release.
diff --git a/doc/INSTALL b/doc/INSTALL
index a489fda..24eeaf8 100644
--- a/doc/INSTALL
+++ b/doc/INSTALL
@@ -1,4 +1,4 @@
-NewsStats 0.1  (c) 2010-2013 Thomas Hochstein <thh@thh.name>
+NewsStats (c) 2010-2013 Thomas Hochstein <thh@thh.name>
 
 NewsStats is a software package used to gather statistical information
 from a live Usenet feed and for its subsequent examination.
diff --git a/doc/README b/doc/README
index 7ceebe8..57f8bec 100644
--- a/doc/README
+++ b/doc/README
@@ -1,4 +1,4 @@
-NewsStats 0.1  (c) 2010-2013 Thomas Hochstein <thh@thh.name>
+NewsStats (c) 2010-2013 Thomas Hochstein <thh@thh.name>
 
 NewsStats is a software package for gathering statistical data live
 from a Usenet feed and subsequent examination.
diff --git a/install/install.pl b/install/install.pl
index 26525ea..826052d 100755
--- a/install/install.pl
+++ b/install/install.pl
@@ -12,7 +12,6 @@
 # which Perl itself is published.
 
 BEGIN {
-  our $VERSION = "0.02";
   use File::Basename;
   # we're in .../install, so our module is in ../lib
   push(@INC, dirname($0).'/../lib');
@@ -138,7 +137,7 @@ my $Upgrade ='';
 if ($OptUpdate) {
  $Upgrade = <<UPGRADE;
 ----------
-Your installation was upgraded from $OptUpdate to $PackageVersion.
+Your installation was upgraded from $OptUpdate to $VERSION.
 
 Don't forget to restart your INN feed so that it can pick up the new version:
 
diff --git a/lib/NewsStats.pm b/lib/NewsStats.pm
index 0707ff4..11f25f8 100644
--- a/lib/NewsStats.pm
+++ b/lib/NewsStats.pm
@@ -16,8 +16,7 @@ our ($VERSION, @ISA, @EXPORT, @EXPORT_OK, %EXPORT_TAGS);
 require Exporter;
 @ISA = qw(Exporter);
 @EXPORT = qw(
-  $MyVersion
-  $PackageVersion
+  $VERSION
   $FullPath
   $HomePath
   ShowVersion
@@ -49,8 +48,7 @@ require Exporter;
                  Output      => [qw(OutputData FormatOutput)],
                  SQLHelper   => [qw(SQLHierarchies SQLSortOrder SQLGroupList
                                  SQLSetBounds SQLBuildClause GetMaxLength)]);
-$VERSION = '0.02';
-our $PackageVersion = '0.02';
+$VERSION = '0.2.0';
 
 use Data::Dumper;
 use File::Basename;
@@ -68,8 +66,6 @@ our $HomePath = dirname(realpath($0));
 $HomePath =~ s/\/(bin|install)//;
 # trim $0
 $0 =~ s%.*/%%;
-# set version string
-our $MyVersion = "$0 $::VERSION (NewsStats.pm $VERSION)";
 
 #####------------------------------- Basics -------------------------------#####
 
@@ -79,8 +75,8 @@ our $MyVersion = "$0 $::VERSION (NewsStats.pm $VERSION)";
 sub ShowVersion {
 ################################################################################
 ### display version and exit
-  print "NewsStats v$PackageVersion\n$MyVersion\n";
-  print "Copyright (c) 2010-2013 Thomas Hochstein <thh\@inter.net>\n";
+  print "$0 from NewsStats v$VERSION\n";
+  print "Copyright (c) 2010-2013 Thomas Hochstein <thh\@thh.name>\n";
   print "This program is free software; you may redistribute it ".
         "and/or modify it under the same terms as Perl itself.\n";
   exit(100);