correct vikings license

diff --git a/v11/givingguide.html b/v11/givingguide.html
index 6f5266061cc1103009c1e49991242c15c48a9dfb..4c689ddecdb27feee859f53e02304b8733e775f5 100644 (file)
--- a/v11/givingguide.html
+++ b/v11/givingguide.html
@@ -1351,7 +1351,7 @@ numbers, which aids in password generation and encryption.</p>
                     <ul style="list-style: none inside none;">
                                          <li>Purism product image copyright © 2019, Purism. Licensed under the <a href="https://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0</a> license.</li>
                       <li>X200 product image in the public domain.</li>
-                                         <li>Vikings product images copyright © 2019, Vikings GmbH. Licensed under the <a href="https://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution-ShareAlike 4.0</a> license.</li>
+                                         <li>Vikings product images copyright © 2019, Vikings GmbH. Licensed under the <a href="https://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0</a> license.</li>
                                          <li>NeuG product image copyright © 2020, Free Software Foundation, Inc. Licensed under the <a href="https://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0</a> license.</li>
                       <li>ThinkPenguin product images © 2019, ThinkPenguin, Inc. Licensed under the <a href="https://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0</a> license.</li> 
                      <li>Bookshelf photo copyright © 2010, <a href="https://www.flickr.com/photos/seeminglee/4556156477/">See-ming Lee</a>. Licensed under the <a href="https://creativecommons.org/licenses/by-sa/2.0/">Creative Commons Attribution-ShareAlike 2.0</a> license.</li>