diff --git a/freeciv-2.6.6.tar.bz2 b/freeciv-2.6.6.tar.bz2
deleted file mode 100644
index 2652956..0000000
--- a/freeciv-2.6.6.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7bcfe5dd3c081122e7cde7cdb24f57c3681d6a9667496faed207a91ac3165811
-size 52244748
diff --git a/freeciv-3.0.0.tar.xz b/freeciv-3.0.0.tar.xz
new file mode 100644
index 0000000..caa4011
--- /dev/null
+++ b/freeciv-3.0.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ea2a8782d4fdfef2471e05b74569b4a69cc60a41ab279427860dafdac128a0b2
+size 33421584
diff --git a/freeciv.changes b/freeciv.changes
index dcbe78e..d311fad 100644
--- a/freeciv.changes
+++ b/freeciv.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Wed Mar 23 22:18:42 UTC 2022 - Dirk Müller <dmueller@suse.com>
+
+- update to 3.0.0:
+  * This release is a major upgrade which with some changes that
+    can support backward compatible rulesets
+  * see https://freeciv.fandom.com/wiki/NEWS-3.0.0#WHAT.27S_CHANGED_SINCE_2.6
+
 -------------------------------------------------------------------
 Sat Dec 11 23:32:27 UTC 2021 - Dirk Müller <dmueller@suse.com>
 
diff --git a/freeciv.spec b/freeciv.spec
index 147a8cb..ddd8ac3 100644
--- a/freeciv.spec
+++ b/freeciv.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package freeciv
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,13 +17,13 @@
 
 
 Name:           freeciv
-Version:        2.6.6
+Version:        3.0.0
 Release:        0
 Summary:        Free Civilization Clone
 License:        GPL-2.0-or-later
 Group:          Amusements/Games/Strategy/Turn Based
 URL:            http://www.freeciv.org
-Source0:        http://files.freeciv.org/stable/%{name}-%{version}.tar.bz2
+Source0:        http://files.freeciv.org/stable/%{name}-%{version}.tar.xz
 Source1:        freeciv-gtk3.desktop
 Source2:        freeciv-qt.desktop
 Source3:        freeciv.png
@@ -111,7 +111,7 @@ install -m 644 $RPM_SOURCE_DIR/*.png %{buildroot}%{_datadir}/pixmaps
 %suse_update_desktop_file -i freeciv-manual Game StrategyGame
 rm %{buildroot}%{_docdir}/freeciv/COPYING
 
-%find_lang %{name}
+%find_lang %{name}-core
 %find_lang %{name}-nations
 %find_lang %{name}-ruledit
 %fdupes %{buildroot}/%{_datadir}/
@@ -128,27 +128,17 @@ rm %{buildroot}%{_docdir}/freeciv/COPYING
 %dir %{_sysconfdir}/%{name}
 %config %{_sysconfdir}/%{name}/database.lua
 %{_bindir}/freeciv-ruledit
+%{_bindir}/freeciv-ruleup
 %{_bindir}/freeciv-server
 %{_bindir}/freeciv-manual
 %{_datadir}/applications/freeciv-manual.desktop
 %{_datadir}/applications/org.freeciv.server.desktop
 %{_datadir}/applications/org.freeciv.ruledit.desktop
 %{_datadir}/freeciv/
-%{_datadir}/icons/hicolor/128x128/apps/freeciv-client.png
-%{_datadir}/icons/hicolor/128x128/apps/freeciv-server.png
-%{_datadir}/icons/hicolor/128x128/apps/freeciv-modpack.png
-%{_datadir}/icons/hicolor/16x16/apps/freeciv-client.png
-%{_datadir}/icons/hicolor/16x16/apps/freeciv-server.png
-%{_datadir}/icons/hicolor/16x16/apps/freeciv-modpack.png
-%{_datadir}/icons/hicolor/32x32/apps/freeciv-client.png
-%{_datadir}/icons/hicolor/32x32/apps/freeciv-server.png
-%{_datadir}/icons/hicolor/32x32/apps/freeciv-modpack.png
-%{_datadir}/icons/hicolor/48x48/apps/freeciv-client.png
-%{_datadir}/icons/hicolor/48x48/apps/freeciv-server.png
-%{_datadir}/icons/hicolor/48x48/apps/freeciv-modpack.png
-%{_datadir}/icons/hicolor/64x64/apps/freeciv-client.png
-%{_datadir}/icons/hicolor/64x64/apps/freeciv-server.png
-%{_datadir}/icons/hicolor/64x64/apps/freeciv-modpack.png
+%{_datadir}/icons/hicolor/*x*/apps/freeciv-client.png
+%{_datadir}/icons/hicolor/*x*/apps/freeciv-server.png
+%{_datadir}/icons/hicolor/*x*/apps/freeciv-modpack.png
+%{_datadir}/icons/hicolor/*x*/apps/freeciv-ruledit.png
 %{_datadir}/pixmaps/freeciv-client.png
 %{_datadir}/pixmaps/freeciv-manual.png
 %{_datadir}/pixmaps/%{name}.png
@@ -156,7 +146,7 @@ rm %{buildroot}%{_docdir}/freeciv/COPYING
 %{_datadir}/appdata/freeciv-server.appdata.xml
 %{_datadir}/appdata/freeciv-ruledit.appdata.xml
 
-%files lang -f %{name}.lang -f %{name}-nations.lang -f %{name}-ruledit.lang
+%files lang -f %{name}-core.lang -f %{name}-nations.lang -f %{name}-ruledit.lang
 
 %files gtk3
 %{_bindir}/freeciv-gtk3