diff --git a/mods/default/README.txt b/mods/default/README.txt
index d67f6205..fb30e268 100644
--- a/mods/default/README.txt
+++ b/mods/default/README.txt
@@ -115,8 +115,8 @@ paramat (CC BY-SA 3.0):
   default_silver_sandstone_block.png -- Derived from a texture by GreenXenith (CC-BY-SA 3.0)
   default_bookshelf_slot.png -- Derived from a texture by Gambit (CC-BY-SA 3.0)
 
-TumeniNodes (CC BY-SA 4.0):
-  default_desert_cobble.png -- Derived from a texture by brunob.santos (CC BY-SA 4.0)
+TumeniNodes (CC BY-SA 3.0):
+  default_desert_cobble.png -- Derived from a texture by brunob.santos (CC BY-SA 3.0)
 
 BlockMen (CC BY-SA 3.0):
   default_aspen_leaves.png -- Derived from Sofar's texture
@@ -146,14 +146,12 @@ sofar (CC BY-SA 3.0):
   default_aspen_wood, derived from default_pine_wood (by paramat)
   default_chest_inside
 
-sofar (WTFPL):
+sofar (CC0 1.0):
   default_gravel.png -- Derived from Gambit's PixelBOX texture pack light gravel
 
-Neuromancer (CC BY-SA 2.0):
+Neuromancer (CC BY-SA 3.0):
   default_cobble.png, based on texture by Brane praefect
   default_mossycobble.png, based on texture by Brane praefect
-
-Neuromancer (CC BY-SA 3.0):
   default_dirt.png
   default_furnace_*.png
 
diff --git a/mods/default/license.txt b/mods/default/license.txt
index 32cd7510..ce143ee5 100644
--- a/mods/default/license.txt
+++ b/mods/default/license.txt
@@ -20,6 +20,7 @@ Licenses of media (textures, models and sounds)
 
 Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
 Copyright (C) 2010-2017:
+
   celeron55, Perttu Ahola <celeron55@gmail.com>
   Cisoun
   G4JC
@@ -46,6 +47,7 @@ Copyright (C) 2010-2017:
   kilbith
   tobyplowy
   CloudyProton
+  TumeniNodes
 
 You are free to:
 Share — copy and redistribute the material in any medium or format.
@@ -77,73 +79,8 @@ http://creativecommons.org/licenses/by-sa/3.0/
 
 -----------------------
 
-Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)
-Copyright (C) 2017 TumeniNodes
-
-You are free to:
-Share — copy and redistribute the material in any medium or format.
-Adapt — remix, transform, and build upon the material for any purpose, even commercially.
-The licensor cannot revoke these freedoms as long as you follow the license terms.
-
-Under the following terms:
-
-Attribution — You must give appropriate credit, provide a link to the license, and
-indicate if changes were made. You may do so in any reasonable manner, but not in any way
-that suggests the licensor endorses you or your use.
-
-ShareAlike — If you remix, transform, or build upon the material, you must distribute
-your contributions under the same license as the original.
-
-No additional restrictions — You may not apply legal terms or technological measures that
-legally restrict others from doing anything the license permits.
-
-Notices:
-
-You do not have to comply with the license for elements of the material in the public
-domain or where your use is permitted by an applicable exception or limitation.
-No warranties are given. The license may not give you all of the permissions necessary
-for your intended use. For example, other rights such as publicity, privacy, or moral
-rights may limit how you use the material.
-
-For more details:
-http://creativecommons.org/licenses/by-sa/4.0/
-
------------------------
-
-Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
-Copyright (C) 2014-2016 Neuromancer
-
-You are free to:
-Share — copy and redistribute the material in any medium or format.
-Adapt — remix, transform, and build upon the material for any purpose, even commercially.
-The licensor cannot revoke these freedoms as long as you follow the license terms.
-
-Under the following terms:
-
-Attribution — You must give appropriate credit, provide a link to the license, and
-indicate if changes were made. You may do so in any reasonable manner, but not in any way
-that suggests the licensor endorses you or your use.
-
-ShareAlike — If you remix, transform, or build upon the material, you must distribute
-your contributions under the same license as the original.
-
-No additional restrictions — You may not apply legal terms or technological measures that
-legally restrict others from doing anything the license permits.
-
-Notices:
-
-You do not have to comply with the license for elements of the material in the public
-domain or where your use is permitted by an applicable exception or limitation.
-No warranties are given. The license may not give you all of the permissions necessary
-for your intended use. For example, other rights such as publicity, privacy, or moral
-rights may limit how you use the material.
-
-For more details:
-http://creativecommons.org/licenses/by-sa/2.0/
-
------------------------
-
 Attribution 3.0 Unported (CC BY 3.0)
+
 Copyright (C) 2009 cmusounddesign
 Copyright (C) 2010 Tomlija
 Copyright (C) 2010 lsprice
@@ -180,6 +117,7 @@ http://creativecommons.org/licenses/by/3.0/
 -----------------------
 
 CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
+
 Iwan Gabovitch
 Ottomaani138
 Ogrebane